| Brand Name | SeaSummer | SKU | 0423-Og-GT1JD08-14 |
| ID | 1" | Pulley | 5.320" |
| 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 Ogura - GT1-JD08
Designed as a field‑proven electromagnetic PTO drop‑in unit, this assembly addresses real‑world pain points faced by repair technicians servicing Cub Cadet and MTD zero‑turn fleets. Many zero‑turn mowers develop clutch failure after repeated seasonal use: inconsistent engagement, strange operating noise, or sudden blade dropout often stem from worn coil insulation, contaminated bearings, or misaligned air gaps after heavy running hours. Built for machines handling home yard maintenance plus occasional side‑job mowing, this replacement clutch matches the 1‑inch crankshaft bore, counter‑clockwise rotation and 5.320‑inch pulley to run either 1/2‑inch or 5/8‑inch V‑belts, delivering 110 ft‑lbs torque capacity under peak 3600 RPM engine operation. Every mounting hole position, bracket profile and electrical plug duplicates original hardware, meaning technicians can complete full swap‑out relying purely on standard hand tools; no custom filing, spacer fabrication or housing modification is needed on‑site. The internal coil construction adds extra tolerance against minor 12‑volt system voltage fluctuations common on older mower electrical circuits, while sealed bearing assemblies block fine grass dust and morning dew from invading rotating components. Each finished unit goes through coil hi‑pot insulation screening, torque holding validation and air‑gap dimension audit before leaving production. This unit fits both one‑off DIY homeowner fixes and large‑volume restocking for regional repair shops and turf‑parts resellers across North America.
Vehicle Compatibility
Applications
| Cub Cadet | RZT17 - RZT22 - RZT42 - RZT50 |
| Cub Cadet | Tank Model M48-HN (20hp Honda) |
| Cub Cadet | Z-FORCE Models |
| MTD - Bolens - Huskee White Outdoor | Too Many To List |
| Cub Cadet | 01008544 |
| Cub Cadet | 01008544P |
| Cub Cadet | 717-04127 |
| Cub Cadet | 917-04127 |
| MTD | 050615 |
| MTD | 01008544 |
| MTD | 01008544P |
| MTD | 717-04127 |
| MTD | 917-04127 |
| Ogura | GT1A-JD10 |
| Ogura | GT1-JD08 |
| Ogura | MAGTJD19B |
| Ogura | MA-GT-JD19B |
Products Advantages
Why Choose Our Electric PTO Clutch over Generic Replacements?
Our Solution:

Tailored For Repair‑Shop Real‑World Field Conditions
Repair shops handle a high mix of older zero‑turn units whose electrical systems no longer hold perfectly stable 12‑volt output. This clutch's upgraded coil insulation tolerates small voltage swings without random drop‑outs. Pre‑set air‑gap dimensions remove guess‑work for technicians, cutting down post‑installation adjustment work. It serves as a cost‑effective alternative for shops aiming to avoid high‑cost genuine OEM list prices without sacrificing on‑job reliability for mixed‑use mower fleets. Internal hardware stands up to temperature swings and constant exposure to lawn clippings typical in suburban mowing environments.
Multi‑Family Platform Coverage Simplifies Parts Room Management
This single SKU supports dozens of Cub Cadet zero‑turn configurations alongside multiple MTD‑group brand variants including Bolens, Huskee and White Outdoor. Critical physical dimensions such as shaft bore size, pulley outer diameter and CCW rotational direction strictly follow original reference drawings. Field fit‑in requires no custom‑cut metal pieces or hand‑fitted auxiliary shims. For parts‑room operators, one stock‑keeping item covers a wide machine population, lowering total SKU count and easing inventory turnover management.


Stable Torque Output Under Variable‑Load Mowing Conditions
Lawn cutting brings constantly shifting working loads: thick overgrown turf creates sudden torque spikes, while regular yard trimming cycles trigger thousands of on/off PTO activations each mowing season. Our enhanced friction stack and coil assembly mitigate cumulative thermal stress built up through repeated engage‑disengage cycles. It maintains steady blade rotation speed, absorbs mechanical shock during power switching events and delivers protective buffering for deck spindles, drive belts and engine crankshaft against accelerated fatigue wear, keeping consistent cutting quality across long work sessions.
Adjustable Supply To Match Parts Retailer Seasonal Cycles
Parts dealers and independent repair garages face sharp order‑volume shifts aligned with local mowing seasons. We operate planned production runs and maintain protective safety‑stock levels for this specific clutch part number. Every completed unit passes multi‑item functional validation before packing and shipment. Our supply setup supports large seasonal bulk purchasing, while also accommodating smaller urgent replenishment orders, helping retailers steer clear of stock shortages during peak service months.

Quality and Craftsmanship Details


Products Package

About Us
As a professional supplier of outdoor‑power‑equipment replacement spare parts, Jiaxing Norsun Trading Co., Ltd. connects global turf‑equipment distributors with vetted Chinese manufacturing resources. Strict raw‑material screening and standardized production workflows guarantee real‑world field durability. Apart from off‑the‑shelf standard items, we provide custom OEM logo marking and tailor‑made packaging solutions for retail and repair‑shop branding needs. Supported by organized production cycles and safety‑stock reserves, we fulfill both large‑scale seasonal batch‑purchase and small‑volume supplementary‑order demands. Our overseas technical‑sales team offers timely pre‑sales fitment confirmation plus post‑installation guidance, helping business partners cut procurement risks and optimize spare‑parts supply‑chain arrangements.
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 verify whether this clutch fits my mower?
A:This aftermarket unit corresponds to Ogura GT1‑JD08 and related cross‑reference numbers, covering Cub Cadet RZT / Z‑Force and wide‑range MTD group zero‑turn mowers. Key specs: 1‑inch bore, CCW rotation, 5.320‑inch pulley working with 1/2" or 5/8" belts. Please cross‑check your original clutch part number and machine model information before purchase. Send us equipment details, and our technical group will confirm fitment for you.
Q: What practical benefit comes with factory‑pre‑calibrated air‑gap?
A: For Cub Cadet and MTD zero‑turn platforms, air‑gap value directly decides engage‑disengage performance. Our unit completes gap setting inside factory. Users do not need extra manual adjustment after installation. It avoids slipping or dragging failure brought by improper manual tuning. The coil can sustain working temperature up to 362°F (183°C) under 3600 RPM maximum engine speed.
Q:What testing items will each clutch complete before delivery?
A:Every finished unit passes coil insulation & resistance measurement, static air‑gap inspection, static torque detection, dynamic cyclic engage‑disengage test, running‑noise audit and dimensional accuracy validation. Production batches will also draw random samples for cyclic aging testing, simulating mixed home‑light‑commercial zero‑turn working scenarios.
Q: Do I need mechanical modifications or manual air‑gap adjustment for installation?
A: No extra alteration and manual gap tuning are required. This assembly duplicates original mounting‑hole layout, counter‑clockwise rotational direction and electrical connector specs for GT1‑JD08 series. Factory‑preset air‑gap is ready‑to‑use. Installation workflow: remove old unit, position new clutch assembly and reconnect wiring terminals; drilling, grinding or handmade spacers are not necessary.
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