Rear Differential Gear Case For Yamaha Big Bear Bruin 250 4XE-G6101-01-00

Rear Differential Gear Case for Yamaha

This rear differential gear case references OEM part number 4XE-G6101-01-00 and serves as the housing that contains the rear differential gearing on Yamaha Big Bear and Bruin 250 models.

Overview

This rear differential gear case is a replacement housing built to hold the rear differential gears, bearings, and fluid on Yamaha Big Bear and Bruin 250 ATVs. It references OEM part number 4XE-G6101-01-00, giving owners a way to replace a cracked, stripped, or leaking gear case without hunting down a complete used rear end. It is intended for riders and mechanics servicing Yamaha 250 class utility ATVs.

Built For Performance

• Cast metal housing resists impact and flex under trail loads
• Machined bearing and seal surfaces for proper gear alignment
• Mounting points match the factory rear axle setup
• References OEM part number 4XE-G6101-01-00 for easy cross-checking
• Sealed design helps retain gear oil and keep contaminants out

Fits These Machines

• for Yamaha Big Bear 250
• for Yamaha Bruin 250

On-The-Job Use

• Replacing a cracked or punctured rear differential housing
• Rebuilding a rear axle after bearing or gear failure
• Trail and farm use on Yamaha 250 utility ATVs
• Restoring a machine that has lost rear drive function

Specs At A Glance

Good To Know

Q: Does this gear case come with the internal gears and bearings? A: This listing is for the gear case housing, so internal gears, bearings, and seals are typically transferred from your existing unit or purchased separately.

Q: How do I confirm this fits my Yamaha? A: Cross-check the OEM number 4XE-G6101-01-00 against your machine and confirm your model is a Big Bear or Bruin 250 before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.