41300 HR3 W50 Rear Differential for Honda Rancher TRX420 Foreman TRX500 17 19

Product Overview

The Rear Differential is a complete, ready-to-install driveline component engineered to restore full power transfer to the rear wheels of Honda Rancher TRX420 and Foreman TRX500 ATVs. This rear differential replaces worn, noisy, or damaged factory units with a durable assembly that restores smooth torque distribution and reliable off-road performance. Built for riders and mechanics needing a direct-fit rear differential for Honda TRX420 and TRX500 models, it eliminates the guesswork of sourcing individual internal parts.

Key Features & Performance

• Precision-machined ring and pinion gears for quiet, efficient power delivery
• Heavy-duty cast housing resists impact and flex in rugged terrain
• Preloaded bearings and integrated seals provide leak-free, maintenance-ready operation
• Direct bolt-in design mirrors OEM mounting points and spline count
• Factory-spec gear ratio maintains proper speed synchronization with the front differential
• Fully assembled unit eliminates complex re-gearing and shimming during installation

Fitment & Compatibility

• 2017-2019 Honda Rancher TRX420 (all sub-models)
• 2017-2019 Honda Foreman TRX500 (all sub-models)

Common Uses

• Replacing a damaged rear differential on farm and ranch ATVs
• Restoring drivability on trail and mud-riding TRX420 machines
• Fixing gear whine or binding on high-mileage Foreman TRX500 units
• Completing a full driveline rebuild after water or impact damage

Technical Specifications

• Type: Rear Differential
• Part Number(s): 41300-HR3-W50

Frequently Asked Questions

Q: Does this rear differential arrive pre-filled with gear oil? A: No, it ships dry to prevent leakage; you must fill it with the manufacturer-recommended gear oil before operation.

Q: Is this a fully assembled drop-in unit? A: Yes, the differential comes pre-assembled with bearings and seals, so you only need to bolt it in, add oil, and reconnect the axles.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.