PTO Clutch Replaces Warner - 5218-100 Lawn Mower Tractor

PTO Clutch Replaces Warner - 5218-100 Lawn Mower Tractor

SKU:0257-Wa-5218100-17 Application:lawn tractor
Material: steel
Operating Temp:Up to 370°F
Packaging:Cardboard packaging
Delivery Time:30 Days
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Description
Brand Name SeaSummer SKU 0257-Wa-5218100-17
ID 1" Pulley 7.22"
Rotation Clockwise Belt 1/2" or 5/8" Belt
Bolt Torque 205 ft. lbs. Maximum Engine RPM 3,600 RPM
Torque 1000V Temperature Up to 370°F (188°C)
Net Weight 5kg Carton Dimensions 68 x 46 x 26 cm
MOQ 100pcs Customized Services OEM
Delivery Time 30 days, volume-dependent Packaging Cardboard packaging

Products Description

product-1280-1280

PTO Clutch Replaces Warner - 5218-100 Lawn Mower Tractor

This integrated 12VDC electric clutch‑brake assembly serves as an aftermarket field‑replacement solution originally designed against Warner 5218‑100 reference standard, built for mid‑size commercial zero‑turn turf machines deployed for park maintenance, landscape contracting and multi‑property care work. Unlike purely residential units, this combined clutch‑brake assembly delivers both power transfer to cutting blades and active braking to shorten blade coast‑down intervals, an essential safety feature for operators switching between multiple mowing zones throughout each working day. Many original factory units experience progressive performance drop‑off after repeated heavy‑duty cycles; fine airborne grass dust penetrates seal gaps, brake lining wears unevenly, and coil winding suffers thermal fatigue under sustained engine‑bay heat accumulation. This aftermarket duplicate strictly copies mounting hole layout, shaft interface and wiring connector footprint of the OEM unit. Professional field technicians can accomplish full component swap only with standard hand tools, with no need for housing modification, custom shim fabrication or re‑drilling on‑site. Our re‑formulated friction material works jointly with upgraded multi‑lip bearing seals to resist dust intrusion and thermal degradation under continuous contractor‑grade workload. Every finished unit completes combined clutch engagement and brake halt performance assessment plus high‑voltage dielectric testing before packaging. This spare assembly fits fleet service repair tasks, in‑shop rebuild jobs and large‑scale stock replenishment for turf‑parts wholesalers covering North American markets.

Vehicle CompatibilityApplications

Exmark Lazer Z AC sn 440,000 and Up
Exmark Lazer Z AS sn 440,000 to 669,999
Toro Z Master Z500
Toro Z Master Z528
Toro Z Master Z553
   
   
   

Replacement Numbers

Exmark 103-3131
Exmark 103-3245
Exmark 103-6590
Toro 103-3131
Toro 103-3245
Toro 103-6590
Warner 5218-100
Warner 5218-228
Warner 5218-243
Xtreme X0257

 

Products Advantages

Where Our Aftermarket Clutch Differs From Budget‑Grade Alternatives?
Many low‑cost copy clutches only satisfy basic outer dimension requirements. When put through recurring start‑stop cycles on lawn sites, inferior coil windings, poorly sealed bearing cavities and thin‑wall wiring will trigger power slipping, abnormal running noise and intermittent power loss. Our optimized mechanical setup mitigates these frequent field‑failure risks.
product-700-700
Coil overheated and burned out
product-700-700
Bearings prone to seizing or bursting
product-700-700
Severe vibration & damages the engine
product-700-700
Wire harness breakage poor waterproofing 
Our Solution:
PTO Clutch AM126100
01

Balanced Clutch‑Brake Performance For Multi‑Property Contracting Work

Landscape crews operating Toro Z‑Master and Exmark Lazer‑Z machines move across multiple job sites every single workday, requiring fast, predictable blade stop‑and‑go response. The integrated brake subsystem cuts coast‑down duration and lowers potential safety hazards during frequent deck adjustments. Our custom‑blended brake‑friction compound holds stable performance across thousands of actuation cycles. It represents a practical cost‑saving alternative versus high‑priced genuine OEM units for repair shops maintaining mixed commercial mower fleets. Internal mechanical parts maintain stable operation amid fluctuating temperature and constant fine‑dust exposure typical for commercial turf‑cutting environments.

02

Identical Mounting Geometry Simplify Mixed‑Fleet Workshop Operations

This single‑SKU replacement fits several mainstream commercial zero‑turn platforms from Toro, Exmark and other compatible turf‑machine brands. Core physical dimensions including 1‑1/8‑inch shaft bore, 7.39‑inch pulley outer diameter and clockwise rotation strictly follow Warner OEM drawing specifications. Field installation does not demand custom‑cut metal pieces or manually fitted auxiliary shims. For parts‑department staff, stocking this single part number satisfies service requests for a broad selection of commercial zero‑turn mower models, which reduces overall SKU count and optimizes warehouse inventory turnover efficiency under high‑volume repair‑shop workflows.

PTO Clutch AM126100
PTO Clutch AM126100
03

Consistent Torque Delivery Under Dynamic Commercial‑Cutting Conditions

Commercial‑site mowing frequently creates unpredictable load shifts: thick unkempt grass creates sudden torque surges while regular turf maintenance brings countless repeated engage‑disengage cycles. Our enhanced coil plus dual‑function friction stack dissipates cumulative thermal stress generated by long‑duration shift‑work. It sustains steady blade rotational speed, absorbs mechanical shock occurring at each power‑on and brake‑trigger moment, and offers effective buffer protection for deck spindles, drive belts and engine crankshaft to slow fatigue‑related component ageing. Uniform cutting results remain maintained throughout extended contractor work shifts.

04

Flexible Production & Stock Arrangement Aligned With Commercial Turf‑Seasons

Turf‑equipment wholesalers and independent large‑volume repair centers encounter sharp order‑volume swings tied to regional commercial‑mowing calendars. We run planned manufacturing batches and preserve dedicated safety‑stock inventory for this high‑demand clutch‑brake SKU. Each completed assembly undergoes multi‑dimensional functional validation before packing and shipment. Our supply setup supports large‑volume seasonal bulk procurement and accepts medium‑size urgent replenishment orders alike, helping merchants avoid costly stock‑shortage situations in peak service months.

PTO Clutch AM126100
 

Quality and Craftsmanship Details

product-1920-1920product-1920-1920

 

 

Products Package

 

seasummer packing

 

About Us

 

Jiaxing Norsun Trading Co., Ltd.

We focus on aftermarket spare‑part provision for outdoor lawn‑care power machinery. We maintain stable cooperation relationships with multiple qualified manufacturing workshops, delivering component‑sourcing solutions for overseas repair facilities, local resellers and import merchants. Multi‑stage product validation, flexible order‑volume options and factory‑direct pricing offer solid support for our worldwide trade partners.

Trusted Partnership Power

YOUR PROFESSIONAL ONE-STOP SOURCE
FOR 10000+ OUALITY PARTS

Verified Factory Excellence

BACKED BY 200+ TRUSTED FACTORY PARTNERS

Production process

-1
Assembling
-2
CNC Machining Center
-8
CNC Lathe
-5
Tapping Machine
-3
Tapping Machine
-7
Injection Molding Machine
-4
Inspecting
-6
Warehousing

 

Quality control

-1
-3
-4
-2

Expo experience

 

seasummer expo experience

 

Customer Reviews

 

seasummer reviews

 

FAQ

Q:How do I confirm this clutch‑brake assembly matches my commercial zero‑turn mower?

A:This aftermarket commercial‑spec replacement corresponds to Warner OEM identifiers 5218‑100 / 5218‑228. Core technical parameters include a 1‑1/8‑inch shaft bore, CW rotation direction and a 7.39‑inch pulley accepting B‑section V‑belts. Compare the part marking stamped on your original unit and your full mower model number before submitting purchase orders. Send your machine specifications over to our technical group and we can run fitment validation for you.

Q: What practical value does built‑in brake bring for commercial zero‑turn operation?

A: This unit integrates both power clutch and mechanical brake within one housing. Once power supply cuts off, the built‑in brake slows cutting blades rapidly and shortens dangerous free‑spin coast‑down time. This improves site safety especially for landscape crews that frequently lift mowing decks to clear obstacles or adjust cutting height. Its coil‑friction system is rated up to 385°F (196°C) to endure repeated heat spikes inside poorly‑ventilated commercial‑mower engine compartments.

Q:Which performance evaluations will each finished clutch‑brake go through prior to shipment?

A:Every single clutch‑brake assembly passes multi‑faceted quality validation: coil resistance and dielectric‑strength testing, static torque‑holding measurement, dynamic clutch engage‑disengage cycling, dedicated brake‑halt performance assessment, running‑noise inspection and dimensional accuracy verification. Random batch samples will complete long‑term commercial‑stress aging simulation to mimic real‑world landscape‑fleet operating conditions.

Q: Do service technicians need special workshop tools or manual brake‑gap calibration during installation?

A: No specialized service tools and no manual brake‑gap tuning are necessary. This assembly duplicates original mounting‑hole layout, clockwise rotational direction and electrical‑connector specifications. Both clutch air‑gap and brake working clearance are fully pre‑calibrated at factory. Installation workflow includes removing old combined clutch‑brake unit, positioning new assembly and reconnecting wiring terminals; drilling, grinding or hand‑crafted spacer pieces are not required.

 

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