PTO Clutch Lawn Mower Tractor Hustler/Excel Super Z - 52", 60" & 72"

PTO Clutch Lawn Mower Tractor Hustler/Excel Super Z - 52", 60" & 72"

SKU:0243-Hu-0004
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 0243-Hu-0004
ID 1.125" Pulley 6.3"
Rotation CW Belt A/B Belt
Bolt Torque 205 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

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Lawn Mower Tractor PTO Clutch Hustler/Excel Super Z - 52", 60" & 72"

This electric PTO clutch is a direct replacement for the blade drive system of Hustler (Excel Industries) Super Z zero-turn mowers equipped with 52-inch, 60-inch and 72-inch decks, engineered to deliver consistent engagement performance across the platform's most popular cutting widths. The unit pairs a high-output electromagnetic coil with a friction assembly tuned to the original's operating character - clean pickup, firm holding, prompt release - so the deck responds exactly as the operator expects, regardless of deck size. It is manufactured to the Super Z factory mounting geometry: bolt circle, shaft interface and electrical harness all match the original layout, making the swap a direct bolt-for-bolt exchange with no modification, adapters or special tooling. Construction targets commercial longevity: heat-tolerant materials protect the working components through sustained operation, sealed internals keep dust and moisture out of the mechanism, and the friction face resists the gradual wear that silently erodes cutting quality over a season. Every batch is validated for coil integrity and engagement consistency before dispatch, with working stock maintained for both single-unit repairs and fleet or dealer programs.

Vehicle Compatibility

Applications

Big Dog Mowers Too Many To List
Hustler/Excel Mini Z Series
Hustler/Excel Standard Z - 52", 60" & 72"
Hustler/Excel Super Z - 52", 60" & 72"

 

Replacement Numbers

Big Dog 781039
Big Dog 781039K
Hustler 781039
Hustler 787408
Hustler 781039K
Xtreme X0243

 

Products Advantages

Why Choose Our Electric PTO Clutch over Generic Replacements?
The Industry Problem: Most aftermarket clutches burn out prematurely due to low-grade copper windings (Class B/F insulation) and unsealed bearings that trap turf debris.
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Coil overheated and burned out
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Bearings prone to seizing or bursting
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Severe vibration & damages the engine
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Wire harness breakage poor waterproofing 
Our Solution:
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01

Wider Decks Demand Stronger Nerves - and Parts

A 72-inch deck throws more load through the clutch than a 52-inch ever will, and a marginal part on a wide deck fails fast and fails publicly. Our replacement is built to the original's engagement and durability standard - with the margin to hold up across the whole Super Z range - so whichever deck width is on the machine, the clutch carries it without complaint.

02

One Part, Three Deck Sizes, Zero Guesswork

Deck size should never be a fitment question for the clutch itself - the mounting interface is what matters, and it is common across the range. This unit is manufactured against the Super Z reference dimensions for the 52", 60" and 72" configurations and verified across its critical surfaces, so the exchange follows the manual exactly: unbolt, seat, connect, confirm. The first attempt finishes the job, every time.

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03

Heavy Decks Punish Weak Engagement

A wide deck multiplies the effects of every clutch flaw - hard grabs jolt the entire driveline, hesitant pickups drag out every start, and slipping shows up across a much larger cutting area. Our coil and friction assembly engage smoothly and hold firmly through heat and repeated cycles, protecting belts and spindles while keeping blade speed stable across the full width of the cut.

04

Fleet-Stocked, Not Luck-Stocked

When a fleet mixes deck sizes on the same platform, one reliable clutch reference simplifies the whole stocking picture. We keep this unit in working inventory through the season with continuous production behind it, covering urgent singles and planned multi-unit programs on timelines you can commit to - with functional testing completed on every batch before it ships.

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Quality and Craftsmanship Details

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Products Package

 

seasummer packing

 

About Us

 

Jiaxing Norsun Trading Co., Ltd.

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

-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 select the correct electric PTO clutch for my specific mower model?

A:To guarantee a 100% exact fit, you need to verify four critical mechanical dimensions:1. Shaft Bore Size: Common sizes are 1" (25.4 mm) or 1-1/8" (28.6 mm).2. Pulley Outer Diameter (OD) & Belt Width: Matches your deck's V-belt size (e.g., 1/2" or 5/8").3. Rotation Direction: Clockwise (CW) or Counter-Clockwise (CCW) when viewing from the pulley end.4. OEM Cross-Reference: Compare with original numbers (Warner, Ogura, John Deere, etc.).If you provide us with your engine model or original part number, our engineering team will cross-check our database and provide a 3D fitment drawing for confirmation.

Q: What measures are taken to prevent the coil from burning out during heavy-duty operation?

A: Our electric PTO clutches are built with Class H insulated copper wire, rated for temperatures up to 180°C (356°F). Combined with dual-sealed C3 high-speed bearings and dynamic balance calibration, our design reduces friction-induced heat, significantly lowering the risk of thermal coil failure under prolonged high-load conditions.

Q: What is your quality inspection protocol before shipment?

A:Every single clutch (100% full inspection, not random sampling) passes through our 4-step automated testing rig before packaging:

1. Coil Resistance & Amperage Test: Verifies electrical integrity.2. Static Torque Capacity Test: Ensures proper torque engagement under load.3. Air Gap Precision Check: Factory preset to optimal clearance (0.012" - 0.020") for immediate response.4. Dynamic Balance & Noise Level Test: Ensures vibration-free operation.

Q: Do you offer custom OEM/ODM development for specialized lawn equipment manufacturers?

A: Yes. We regularly partner with OEM machine builders and private-label brand owners. Our customization capabilities include:Custom Wiring Harnesses: Wire gauge, sleeve protection (corrugated/braided), and waterproof connector types (Deutsch, Molex, Amphenol).Custom Pulley Configurations: Single/double groove, specific ODs, and anti-corrosion plating.Branding & Packaging: Laser-etched logos/part numbers on the steel body, custom color box packaging, and barcoded master cartons.

 

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