When your Honda TRX 420 ATV starts showing signs of rear differential wear, like unusual noises or fluid leaks during tough off-road trails, this aftermarket replacement rear differential bearing and seal kit steps in as the precise solution. Designed specifically for Honda TRX 420 models from 2007 to 2013, including the FM, FE, TM, and TE variants, this kit restores smooth power transfer and prevents further damage to your drivetrain. Replacing these critical components not only eliminates grinding vibrations and potential lockups but also extends the life of your ATV, ensuring reliable performance whether you're navigating muddy fields or rugged terrain. 

Comprehensive Vehicle Fitment

Manufacturer	Models / Series	Years / Details
Honda	TRX 420 Rancher FM	2007-2013; 2WD models with automatic transmission
Honda	TRX 420 Rancher FE	2007-2013; 4WD models with electric shift
Honda	TRX 420 Rancher TM	2007-2013; 2WD models with manual transmission
Honda	TRX 420 Rancher TE	2007-2013; 4WD models with manual transmission and differential lock
Honda	TRX 420 ES (Electric Shift)	2009-2013; Variants with enhanced differential features

Product Specifications

Attribute	Details
OEM Reference Part Numbers	42331-HP5-600, 91252-HN0-003, 91256-HN0-004 (for reference only)
Type	Rear differential bearing and seal kit
Manufacturer	Aftermarket Replacement
Application	Specifically for Honda TRX 420 rear differential assembly, addressing bearing wear and seal leaks in off-road conditions
Material	High-carbon steel for bearings with chrome plating for corrosion resistance; Nitrile rubber for seals to withstand oil and heat
Dimensions	Bearings: Inner diameter 25mm, outer diameter 52mm, width 15mm; Seals: 35mm inner diameter, 52mm outer diameter, 7mm thickness
Quantity	Includes 4 bearings and 2 seals per kit, designed for complete rear differential servicing
Load Rating	Bearings rated for up to 15,000 RPM and 2,500 lbs dynamic load capacity, suitable for high-torque ATV applications