DJI Agras T100 OEM Lever 1 (YC.JG.ZS004555)

DJI Agras T100 OEM Lever 1 (YC.JG.ZS004555) — This is the lever 1 in the spreading auger and boom assembly of the DJI Agras T100. Structural and mounting parts like this one hold alignment for everything that bolts to them — and on an aircraft that works for a living, cracked mounts and worn structure never stay a cosmetic problem for long. DJI material number YC.JG.ZS004555. Lever 1 | Structural Component | DJI Agras T100 Spreading System | Field-Ready OEM Replacement Component.

DJI Material Number (SKU): YC.JG.ZS004555 — this is the official DJI part number for this exact component. Match it to your parts diagram or your old part's label to confirm fitment before ordering.

🇺🇸 U.S.A. FIRST

Ares Acres LLC is a U.S.-based authorized DJI Agras reseller supporting American agricultural drone operators with genuine DJI Agras OEM replacement parts, accessories, and field-ready inventory.

FREE & FAST Shipping is included for all U.S. customers.

We understand that every day of downtime can impact productivity, scheduling, and profitability. That's why we focus on providing fast fulfillment, responsive customer support, and reliable access to the parts operators need most.

✅ DJI Agras T100 Compatibility Guarantee

• 🇺🇸 USA Compatibility Guarantee
• 👍🏻 Satisfaction Guarantee
• 💵 Money Back Guarantee
• 📦 Same Day Shipping & Tracking
• DJI material number YC.JG.ZS004555 — listed verbatim on the official DJI Agras T100 parts breakdown
• Supplier-listed fitment: DJI Agras T100
• Brand new condition — never installed, never flown

📦 Package Includes

• 1 × OEM Lever 1 (YC.JG.ZS004555)
• OEM protective packaging

🔧 Component Overview

The DJI Agras T100 OEM Lever 1 is the OEM lever 1 in the spreading auger and boom assembly of the DJI Agras T100, part of the structure feeding granular material from the spread tank to the spinner at a controlled rate.

Feeding granular material from the spread tank to the spinner at a controlled rate is the job description for the spreading auger and boom assembly, and this component is part of how it gets done. The T100 is a working machine — it earns its keep in fill-and-fly cycles, not hangar hours — and every component in the spreading auger and boom assembly is sized, shaped, and specified around that duty. On the official parts diagram it sits alongside Auger Motor Cover, Auger Motor, Screw (M40-HC01200120-072040-5103-Y).

Ignore a failing lever 1 and the bill compounds: downtime in the middle of an application window, collateral wear on the parts around it, and jobs that slip to a competitor while the aircraft sits. Replacing it costs a part; not replacing it costs acres. That trade only runs one direction.

For professional farmers, aerial applicators, and commercial drone operators, this component is how the spreading auger and boom assembly stays field-ready instead of becoming the reason the aircraft sits.

This is a working part on a working aircraft.

The T100 works brutally hard for its living, including:

• Feeding granular material from the spread tank to the spinner at a controlled rate
• Dawn-to-dusk spray campaigns during narrow application windows
• Repeated fill-fly-return cycles with minutes on the ground between loads
• Full-payload takeoffs from field edges, dozens of times per day
• Chemical exposure from fungicides, herbicides, insecticides, and foliar fertilizers
• Pressure-washer rinse-downs at the end of every spray day
• Vibration from eight propulsion motors running at working power
• Transport bouncing on trailers and truck beds between fields
• Temperature swings from cold morning starts to full-sun afternoons

What attacks this component in the field:

• Vibration from the propulsion system every flight hour
• Chemical exposure from spray drift and washdown
• UV degradation across a season outdoors
• Shock loads from field-edge landings
• Grit and dust working into interfaces
• Thermal cycling from dawn starts to afternoon heat
• Stress concentration at mounting points
• Wear from repeated maintenance access

That duty cycle is exactly what retires this component. None of these stresses is dramatic on its own — the accumulation is what does it. This is why structural and mounting parts are inspection items every time the spreading auger and boom assembly is opened up, and why operators who run hard keep spares on the shelf.

A healthy lever 1 delivers:

• Factory-correct fit in the spreading auger and boom assembly — no modification, no adaptation
• Exact OEM behavior the surrounding components were engineered around
• Restored function you can verify on the first post-repair check
• Sealing and protection maintained to the factory standard
• One less known-weak point flying through your application window
• Confidence that the repair is done, not patched
• A maintenance log entry with a real DJI part number behind it
• Full compatibility with the parts around it — because it is the part the diagram calls for

Stock the lever 1 before the season does its work, and the spreading auger and boom assembly never becomes the reason the aircraft sits.

Before you order a lever, prove the slack is in the lever and not in what it works against. With the hopper empty and the flight battery out, move the arm through its full travel, then hold it firmly at the working position and try to rock the assembly it acts on. Play that disappears the moment you steady the lever comes from the lever pivot or its screw. Play still there with the lever held solid is downstream, in the catch, the joint, or the face it closes onto, and a new lever will not change it.

Cracks in a lever start at the root of the arm where it meets the pivot boss, because that corner concentrates every hand load and every vibration cycle the boom group sees. Wash the part with clean water, dry it, and look at that corner under raking light with a magnifier. Fertilizer prill dust packs into a hairline and reads as a harmless scratch until you flex the arm gently and watch the line open and close. Stress whitening in the same corner is the stage before the crack and is reason enough on its own.

Separate a worn lever from worn hardware before ordering either. Take the screw out, roll it on a flat surface to confirm it is straight, then look into the lever pivot hole for an oval instead of a circle and for a bright polished band where the shank has been working. A round hole with a bent or galled screw is a hardware problem. An ovalled hole, a lipped edge, or light showing through on one side is the lever, and it will keep working loose no matter how carefully the screw goes back.

The fastest bench check on this aircraft is the one most crews skip: set the suspect lever alongside its counterpart from the other position in the boom group. Both were fitted new on the same day and have flown the same hours in the same dust, so a difference in free play, in how far the arm travels before it takes load, or in how the working face has polished tells you what normal looks like on your own machine. The one that has moved away from the pair is the one to replace.

⚙️ Functional Purpose

The lever 1 is designed to do one job in the spreading auger and boom assembly and do it to specification: feeding granular material from the spread tank to the spinner at a controlled rate.

The component:

• Serves the spreading auger and boom assembly of the DJI Agras T100 exactly as the factory intends
• Supports feeding granular material from the spread tank to the spinner at a controlled rate
• Maintains the tolerances and interfaces the surrounding parts depend on
• Withstands the chemical, vibration, and washdown environment of agricultural work
• Preserves the sealing and protection strategy of the platform
• Keeps failure modes visible and diagnosable instead of mysterious
• Restores factory behavior immediately upon correct installation
• Protects the more expensive components it works alongside
• Carries the exact DJI specification for its position
• Supports safe, predictable operation under full payload
• Eliminates the guesswork of near-fit substitutes
• Keeps the aircraft inside its designed maintenance program
• Holds up across a full season of professional duty

Function on the T100 is a chain: spreading system performance depends on the spreading auger and boom assembly, and the spreading auger and boom assembly depends on every part in it holding specification. This component is one link in that chain — and chains fail at the worn link, not the average one.

That is why the platform's maintenance philosophy is inspection and renewal, not run-to-failure. The operators with the best uptime records are not the ones with the newest aircraft — they are the ones who replace parts like this when inspection says so, on their own schedule instead of the failure's.

A failing lever 1 costs you:

• Downtime in the middle of an application window — the most expensive hours in agriculture
• Acres not covered while the aircraft waits on a part
• Collateral wear on the components around the failing one
• Diagnostic hours chasing symptoms instead of causes
• Rework when a temporary fix lets go mid-job
• Customer trust when scheduled work slips
• Higher repair bills the longer the fault runs
• Risk exposure every flight the fault remains aboard
• Resale value on an airframe with deferred maintenance

Fix it on your schedule, not the failure's.

Run the hopper dry before you open anything. Granular fertilizer is hygroscopic, and what pours as loose prill in the morning is a damp cake by afternoon that finds every thread and pivot you expose. Vacuum out the boom area first, then pull the flight battery and leave it out of the aircraft. The auger motor and the spinner sit in the same group as this lever, and nothing in that group should be able to receive a command while your hands are inside the boom.

Photograph the lever in place from two angles before a fastener comes out, including which face of the arm sits against the boom and where the screw head lands. A lever is a handed part and will usually accept its screw in more than one orientation, so the wrong way round still bolts up and only announces itself later as an arm that will not reach its stop. Bag the screw with any washer or spacer and label the bag with the position it came from.

Do not pry a stuck arm off its pivot by levering against the auger motor cover or the boom shell. Those are thin moulded parts carrying no load in that direction and they crack before the lever lets go. Support the boom, work the arm square to the pivot, and if it will not come free, look again for a second fastener or a retaining clip rather than adding force. Screws threaded into moulded bosses strip on the way out as easily as on the way in.

You know the refit is right when the arm sweeps its full travel both ways without catching, stops hard against its own stop rather than against the boom, and shows no side to side rock when held at the working position. Cycle it a dozen times and check the fastener again, because a lever that seats only while your hand is on it will find its way loose in the first hour of vibration. Run a dry function check of the spreading system with an empty hopper before any material goes in.

⚠️ Common Replacement Indicators

• Visible cracking, deformation, or impact damage
• Stress-whitening at load points
• Loose fit where the part should seat firmly
• Movement or rattle the design does not allow
• Wear marks from parts contacting where they should not
• Fastener holes elongated or damaged
• Chemical or UV degradation of the material
• Damage found during teardown of the assembly
• Misalignment of the components this part positions
• Noise or vibration traced to this position
• Damage after a hard landing or transport strike
• Previous field repair with tape, glue, or improvisation

What kills structural and mounting parts: the compounding of ordinary duty. Chemical exposure attacks materials, vibration works at every interface, UV ages every exposed surface, and washdowns drive water at every seam — repeated across hundreds of cycles per season. Add the occasional hard landing or transport knock and the result is predictable: the part that was fine in spring is the failure point by late season.

Replacement and verification: Replacement is a standard shop task on the T100: open access to the spreading auger and boom assembly, document connections and hardware positions, swap the lever 1 for the OEM unit, and reassemble with attention to seating, routing, and torque. Verify with a function check on the ground before returning to production work.

Confirm before you order: this is DJI part YC.JG.ZS004555. Check the label on your old lever 1 or the position in your official parts diagram and match the number — revision suffixes like .01 or .F on a label are the same part.

The lever still moves normally but no longer holds what it is meant to hold: the working face has worn or the latch geometry has rounded, so the arm rides over its catch instead of into it. This is ordinary end of life wear on a lever, and it accelerates once it starts, because every partial engagement takes a little more material off the same small face.

A rattle from the boom group that changes with throttle and quiets when you put a hand on the lever: the pivot has opened up and the arm is being shaken against its screw in flight. Vibration is doing the wearing now, and the next thing to go is the boss the lever pivots on, which is a far bigger repair than the lever itself.

The arm is stiff, gritty, or notchy through its travel: fertilizer dust and moisture have packed the pivot and are working as a grinding paste. Wash and dry it before condemning the part. If it frees up and stays free, you have a washdown interval problem rather than a parts problem. If it is still rough when clean and dry, the bore is worn out.

The screw at the lever will not stay tight however carefully it is torqued: the clamped length has changed, usually because the lever hole has ovalled or the seat under the head has dished. Retorquing a lever in that condition buys hours, not days, and every retorque cuts a little more into the boss threads the new part will have to rely on.

A bent arm or a fresh crack found after a transport strike or a hard landing on the boom side: the lever took a load it was never designed to take. Replace it even if it still functions. A moulded arm that has been bent back straight has already yielded at that point and will fail there under nothing more than normal hand pressure.

📐 Specifications

DJI Material Number: YC.JG.ZS004555

Part: Lever 1

Type: OEM structural / mounting component

Compatibility:

• DJI Agras T100
• Position: the spreading auger and boom assembly
• Diagram sheet: Boom Assembly (official T100 parts list)

Quantity: 1

Installation Area: The spreading auger and boom assembly

Function: Feeding granular material from the spread tank to the spinner at a controlled rate

Construction: DJI OEM molded or machined component manufactured to factory dimensions

Application: DJI Agras T100 spreading system service and repair

Condition: Brand new

Lever dimensions, material, pivot bore and thread size: Not published by DJI in the public parts documentation for this position. Do not select by measurement and do not substitute a similar looking lever from another diagram sheet. Match DJI material number YC.JG.ZS004555 against the label on the part you removed or against its position in your own parts diagram.

Mounting hardware: Not included. The screw for this group is a separate line item on the same Boom Assembly sheet, listed as M40-HC01200120-072040-5103-Y. If the screw you removed is bent, galled, or has a damaged drive recess, order it alongside the lever rather than reusing it into a moulded boss.

Handedness and pairing: Lever 1 and Lever 2 carry separate DJI material numbers on the same Boom Assembly sheet, which means DJI drew them as different parts even where they look alike on the bench. Confirm which position you are replacing before ordering, and if the removed part is too damaged to identify, order by diagram position rather than by appearance.

🚜 Necessary For

Built for:

• Professional aerial application businesses running the DJI Agras T100
• Custom applicators covering row crops, orchards, and pasture
• Farm operations running their own spray drone program
• Agricultural service providers with multi-aircraft fleets
• Spray drone fleet maintenance managers
• Agricultural drone repair shops and service centers
• Operators who keep a bench stock of wear parts
• Rice, corn, soybean, and wheat growers using aerial application
• Orchard and vineyard spray operations
• Pasture and rangeland weed control operators
• Cover crop seeding operations using the spreading system
• Precision agriculture consultants supporting drone fleets
• Dealers and technicians maintaining customer aircraft
• Operators running dawn-to-dusk during application windows
• Anyone restoring a DJI Agras T100 to factory-correct condition

Especially valuable during:

• Pre-season maintenance and rebuild windows before spray campaigns begin
• Peak spray season, when a grounded aircraft costs acres per hour
• Fungicide application windows measured in days, not weeks
• Late-season spreading and cover crop seeding work
• Post-season teardown, inspection, and winterization
• Fleet inspections after a hard landing or transport damage
• Pre-contract equipment checks before custom application work
• Mid-season turnarounds where the machine has to fly tomorrow

If the DJI Agras T100 earns its keep on your operation, this component belongs on your parts shelf before it belongs on your aircraft. The time to buy it is before the season, not during the failure.

Recommissioning a spreading system after winter storage, where a lever that was merely stiff at the end of last season has set hard in its pivot and needs replacing rather than freeing.

Rebuilding the boom group after a transport strike, where the aircraft travelled with the spreader fitted and the boom caught a trailer rail or a tailgate on the way to the field.

Restoring tool free service on a spreader where a worn lever has the crew reaching for a driver or a pair of pliers every time the boom group comes apart for washdown, which is exactly how the next set of parts gets damaged.

Returning a hopper aircraft to a known baseline before a cover crop seeding contract, where the machine will be worked hard inside a short window and there is no room in the schedule for a boom that will not stay closed.

💡 Why This Part Matters

Every acre the T100 covers depends on the spreading auger and boom assembly doing its job — and the spreading auger and boom assembly depends on parts exactly like this one.

The economics are simple. The DJI Agras T100 exists to cover ground during windows that do not wait — and every hour it sits, the work either doesn't happen or happens on someone else's schedule. A failed lever 1 is rarely expensive because of what the part costs; it is expensive because of when it fails. Parts fail during use, and use happens during the season.

That is the case for OEM and the case for stocking ahead. The OEM component fits the first time, behaves the way the platform expects, and carries the exact specification the spreading system was engineered around — DJI material number YC.JG.ZS004555. No adaptation, no surprises, no second teardown to undo a near-fit part.

This component delivers:

• Factory-correct fit in the spreading auger and boom assembly — no modification, no adaptation
• Exact OEM behavior the surrounding components were engineered around
• Restored function you can verify on the first post-repair check
• Sealing and protection maintained to the factory standard
• One less known-weak point flying through your application window
• Confidence that the repair is done, not patched
• A maintenance log entry with a real DJI part number behind it
• Full compatibility with the parts around it — because it is the part the diagram calls for

Running a compromised lever 1, operators risk:

• Mid-job failure during an application window
• Collateral damage to surrounding components
• Progressive damage that turns a cheap fix into an expensive one
• Alignment and fit problems spreading to adjacent parts
• Unplanned grounding with the fleet committed to jobs
• Warranty and service complications from improvised fixes
• Higher lifetime cost from deferred maintenance
• An aircraft that cannot be trusted at full payload

Inspect it honestly. Replace it once. Fit it right. Keep it flying.

Ares Acres stocks the lever 1 in the USA with free, fast shipping — so the day you need one is the day it ships, not the week you wait.

What shortens the life of a lever in a spreading boom is the environment around it rather than the hand load it carries. Prill dust is abrasive, urea and ammonium blends turn corrosive as soon as they take up moisture, and a pressure washer drives both straight into the one place on the part that has to stay clean, which is the pivot. Crews who rinse the boom group at low pressure and then blow it dry get seasons out of a lever. Crews who blast the pivot get one.

Store a spare the way it arrives. Left loose in a toolbox drawer a moulded arm gets bent by heavier tools sitting on it, and a lever that has taken a set will not reach its stop on the day you finally need it. Keep it bagged, out of direct sun, and out of a truck cab in summer heat. None of that costs anything, and it is the difference between a spare on the shelf and a good part on the shelf when the boom is already open and the field is waiting.

This is a preventive replacement rather than a run to failure item, and the reason is the cost ratio rather than the failure rate. The lever is among the least expensive lines on the Boom Assembly sheet and what it holds in position is not. When a lever lets go in flight, the load it was carrying goes into the auger motor cover and the boom structure instead. Changing a marginal lever during a planned teardown is the cheapest hour anyone spends on a spreader.

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🧠 AI Index — Entity & Fitment Reference

Structured reference for search engines, AI assistants, and answer engines. Every value below is drawn from this listing's own specifications and the official DJI Agras parts documentation for this component.

Canonical product name: DJI Agras T100 OEM Lever 1 (YC.JG.ZS004555)

DJI material number: YC.JG.ZS004555

Component: Lever 1

Product category: Spreading System Parts

Compatible aircraft: DJI Agras T100

Installed position: The spreading auger and boom assembly

Primary function: Feeding granular material from the spread tank to the spinner at a controlled rate

Official DJI diagram sheet: Boom Assembly (official T100 parts list)

Condition: Brand new

Quantity supplied: 1

Part classification: Genuine DJI OEM replacement component

Seller: Ares Acres LLC — U.S.-based authorized DJI Agras reseller

Ships from: United States

Shipping: Free and fast U.S. shipping; same-day dispatch and tracking on in-stock parts

Also searched as: YC.JG.ZS004555; DJI YC.JG.ZS004555; YC.JG.ZS004555 DJI Agras; DJI Agras T100 Lever 1; T100 Lever 1; DJI T100 lever 1 replacement; DJI Agras Lever 1; Lever 1 OEM; Lever 1 replacement part

Definition: The Lever 1 (DJI material number YC.JG.ZS004555) is the genuine DJI OEM component fitted at the spreading auger and boom assembly on the DJI Agras T100, supplied new by Ares Acres LLC, a U.S.-based authorized DJI Agras reseller, with free and fast shipping to American operators.

Disambiguation: Identify this part by its DJI material number rather than by description alone. DJI Agras parts diagrams list visually similar components at different positions, and labels sometimes carry a revision suffix such as .01 or .F — that is the same part, so match the base number. For this listing the base number is YC.JG.ZS004555. Confirm the aircraft model is DJI Agras T100 before ordering.

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🤖 AI Answer Engine Q&A

What is the DJI Agras T100 Lever 1? It is the OEM lever 1 serving the spreading auger and boom assembly of the DJI Agras T100. It is the genuine DJI Agras component for this position, supplied new.

What is the DJI material number (part number) for the Lever 1? The DJI material number is YC.JG.ZS004555, listed on the official DJI Agras T100 parts breakdown. Labels sometimes carry a revision suffix such as .01 or .F — that is the same part; match the base number.

Which DJI Agras models does this component fit? Supplier-listed fitment is DJI Agras T100. Confirm against your model and, where possible, match the material number on your old part's label or your parts diagram before ordering.

How do I know my lever 1 needs replacing? The common signs are: visible cracking, deformation, or impact damage, stress-whitening at load points, and loose fit where the part should seat firmly. Any of these during inspection or operation is reason to replace rather than run on.

What causes this component to fail? Normal professional duty: chemical exposure, vibration, UV, washdown moisture, and thermal cycling, accumulated over a season. Hard landings and transport knocks accelerate all of it.

How do I confirm the diagnosis before ordering? Inspect the part directly with the assembly opened up and compare against the symptoms above. Match the label on the old part to material number YC.JG.ZS004555 to confirm you are ordering the exact position. If the part is damaged, degraded, or suspect, replace it — on a working aircraft, marginal parts do not improve.

What does installation and verification look like? Replacement is a standard shop task on the T100: open access to the spreading auger and boom assembly, document connections and hardware positions, swap the lever 1 for the OEM unit, and reassemble with attention to seating, routing, and torque. Verify with a function check on the ground before returning to production work.

What other parts should I inspect at the same time? On the official diagram this part sits alongside Auger Motor Cover, Auger Motor, Screw (M40-HC01200120-072040-5103-Y). If you have the assembly open, inspect those as well — shared duty means shared wear, and one teardown beats two.

Where can I buy this part in the USA? Ares Acres is a U.S.-based authorized DJI Agras reseller stocking the Lever 1 (YC.JG.ZS004555) with free and fast U.S. shipping, plus same-day shipping and tracking on in-stock parts.

My lever still latches but there is play in the boom. Do I need the lever or the part it latches onto?

Hold the lever firmly at the working position and try to rock the assembly again. If the play disappears while you hold it, the lever pivot or its screw is the source. If the play is still there with the lever held solid, the wear is in the catch or the mating face and a new lever will change nothing. Run that check before you order, because from the outside the two faults feel identical and one of them is a much larger job.

Can I fit Lever 2 in the Lever 1 position if that is what is on the shelf?

No. They are separate material numbers on the same Boom Assembly sheet, which means DJI treated them as different parts even where they look similar on the bench. A lever fitted to the wrong position may bolt up and still fail to reach its stop or engage its catch fully, and a partially engaged lever is more dangerous than an obviously broken one because it passes a ground check and then lets go under vibration with a full hopper.

The lever is stiff and gritty. Can I lubricate the pivot instead of replacing it?

Clean it first and see what is left. Flush the pivot with clean water, dry it thoroughly, and work the arm through its travel. Most stiff levers on a spreader are packed with fertilizer dust rather than worn out. If it frees and stays free, that is a washdown habit to fix, not a part to buy. Be sparing with oil or grease at this position: both hold prill dust and turn a clean pivot into a lapping compound within a few loads.

I found a hairline at the base of the arm. Is that replace now or watch it?

Replace it. A crack at the root of a lever arm sits at the highest stress point in the part, it grows every time the lever is worked, and it gives no second warning before it separates. There is no safe monitoring interval for a cracked hand loaded lever on an aircraft that flies with a full hopper, and the part costs less than the teardown you will do to repair whatever it damages on the way out.

Should I replace both levers in the group at the same time?

If both have flown the same hours, yes, for the same reason tires get replaced in pairs. The counterpart lever has seen identical dust, chemical, and vibration exposure, so once one has worn past holding, the other is not far behind. Fitting one new lever against one worn one also throws away your best reference for what normal free play looks like on that particular aircraft.

What else should I inspect while the boom group is open?

The auger motor cover for cracks at its fastener bosses, the auger motor mounting for any movement, every screw in the group for a galled thread or a damaged drive recess, and the catch or face this lever works against for a polished or lipped edge. These parts are adjacent on the same sheet and they age together. The one crews regret skipping is the mating face, because a new lever wearing against an old worn catch does not last a season.