| Brand Name | SeaSummer | SKU | 0165-Sc-0013 |
| ID | 1" | Pulley | 6.000" |
| Rotation | CCW | Belt | 1/2" or 5/8" Belt |
| Bolt Torque | 110 ft. lbs. | Maximum Engine RPM | 3,600 RPM |
| Voltage Insulation | 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

Lawn Mower Tractor PTO Clutch Scag SW Series
This replacement unit is purpose‑calibrated for such high‑frequency impact‑prone working scenarios. It comes with a 1‑inch shaft bore, 6.000‑inch pulley compatible with either 1/2" or 5/8" V‑belts, delivering 110 ft‑lbs rated torque under maximum 3600 RPM engine speed. Every mounting hole position and electrical connector configuration follows OEM benchmark dimensions. Service technicians and field repair shops can carry out full component swap without drilling, grinding or producing auxiliary shims.
Each production batch completes cyclic impact simulation testing replicating real‑world walk‑behind mower operating habits. This assembly supports individual DIY maintenance, in‑shop overhaul projects as well as bulk stocking for regional turf‑parts wholesalers across North America.
Vehicle Compatibility
Applications
| Exmark | Turf Ranger 1800 1st Year Production |
| Exmark | Turf Tracer 5 Speed SN 0 - 89,999 |
| Exmark | Turf Tracer Hydro SN 190,000 - 319,999 |
| Exmark | Turf Tracer Hydro SN 70,000 - 129,999 |
| Ferris | 5900027 - 5900030 |
| Ferris | 5901009 - 5901194 |
| Ferris | 5901012 - 5901014 - 5901015 |
| Ferris | BGF36K - BGF52K |
| Ferris | UltraBelt GD Series |
| Scag | Over 100 Scag Models Use This Clutch |
| Scag | SSZ Series |
| Scag | STHM Series |
| Scag | SW Series |
| Scag | SWZ Series |
| Snapper Pro | 7080682 - 7080683 - 7080685 |
Replacement Numbers
| Bobcat | 126167 |
| Bobcat | 128028 |
| Bobcat | 128132 |
| Bobcat | 1226028 |
| Bobcat | 1226167 |
| Exmark | 601979 |
| Exmark | 603463 |
| Exmark | 603539 |
| Exmark | 611190 |
| Exmark | 611223 |
| Exmark | 1-601979 |
| Exmark | 1-603463 |
| Exmark | 1-603539 |
| Exmark | 1-611190 |
| Exmark | 1-611223 |
Products Advantages
Why Choose Our Electric PTO Clutch over Generic Replacements?
Our Solution:

Impact‑Resistant Structure Adapted To Walk‑Behind High‑Cycle Operation
Scag SW‑series walk‑behind mowers produce repeated mechanical shock during every blade engage action. We adopt shock‑optimized friction composite together with enhanced bearing sealing set. The internal structure can absorb frequent transient impact force generated by manual‑controlled blade switching. It effectively slows friction‑face chipping and abrasive bearing wear, two dominant failure modes for walk‑behind mower clutches under heavy commercial service hours.
Broad Multi‑Brand Interchangeability Optimize Parts Inventory Layout
This single‑SKU clutch fits more than one hundred Scag walk‑behind variants and also covers designated Ferris and Exmark machine models. Core specs: 1‑inch bore, clockwise rotation and 6.000‑inch pulley strictly comply with factory drawings. No on‑site mechanical alteration is necessary during installation. For spare‑parts dealers, this wide‑ranging compatibility cuts down total stock‑keeping units and eases warehouse stock turnover management.


Stable Torque Output Under Thick‑Grass Cutting Loads
Commercial walk‑behind units often process over‑grown dense grass, bringing instant peak load onto clutch assemblies. Our upgraded friction formula maintains consistent 110 ft‑lbs torque‑holding performance even under sudden load spikes. It avoids power slipping that would lead to uneven lawn cutting quality, meanwhile offering effective protection for spindles, drive belts and engine crankshaft against cyclic shock‑originated fatigue damage.
Flexible Supply Mechanism Fit Walk‑Behind Repair‑Shop Business Rhythm
Local turf repair stores receive large volumes of walk‑behind mower overhaul requests when mowing season arrives. We implement periodic production planning and maintain safety stock for this SW‑series clutch SKU. Every finished unit passes comprehensive multi‑item functional validation before shipment. Our supply chain can fulfill large‑scale seasonal bulk procurement, and meanwhile accommodate small‑batch urgent restock orders. OEM branding service is accessible for orders meeting minimum purchase requirement.

Quality and Craftsmanship Details


Products Package

About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
Trusted Partnership Power
YOUR PROFESSIONAL ONE-STOP SOURCE
FOR 10000+ OUALITY PARTS
Verified Factory Excellence
BACKED BY 200+ TRUSTED FACTORY PARTNERS
Production process








Quality control




Expo experience

Customer Reviews

FAQ
Q: How do I confirm this clutch fits my mower?
A:This aftermarket unit suits dozens of Scag walk‑behind platforms including SW, SWZ, SSZ and STHM series; it also covers selected Ferris and Exmark models. Core parameters: 1‑inch bore, clockwise rotation, 6.000‑inch pulley compatible with 1/2" or 5/8" belts. Please cross‑reference your original clutch assembly number and machine model before ordering. Submit your equipment details, our technical team will verify fitment for you.
Q: What structural advantages fit walk‑behind mower frequent‑shock working conditions?
A:Walk‑behind mowers produce frequent impact shock on every blade engagement. Our clutch adopts impact‑tolerant friction compound and multi‑lip reinforced bearing seals, resisting debris intrusion and friction‑surface chipping. The coil can sustain working temperature up to 364°F (184°C) while supporting max 3600 RPM engine operation.
Q: What quality checks will each clutch complete before shipment?
A:Every finished unit undergoes coil insulation & resistance test, static torque measurement, dynamic cyclic engage‑disengage impact simulation, running‑noise inspection and dimensional validation. Random batch samples are subjected to long‑duration impact cycle aging testing to mimic real‑world walk‑behind mower heavy‑hour working scenarios.
Q: Do mechanical modifications need to be done during installation?
A: No extra alteration work is required. This assembly duplicates original mounting‑hole layout, clockwise rotational direction and electrical connector specs. Installation workflow: remove old unit, fix new clutch and reconnect wiring terminals; no drilling, grinding or hand‑made spacers are necessary.
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