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Description
Ensure smooth shifting and peak performance with a Hot Rods ATV/UTV transmission bearing kit. This kit includes high-quality bearings designed to reduce friction, enhance durability, and extend the life of your transmission. Perfect for replacing worn or damaged bearings, it restores smooth operation and helps prevent costly future repairs. Whether you're tackling tough trails or cruising off-road, our transmission bearing kit offers a seamless fit and optimal performance, giving you the reliability and control you need. Invest in your vehicle's longevity and performance with this premium transmission bearing kit!
Please Note
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Does not include water pump bearing, counter balancer bearings or engine oil seal kit
Features
- Must have for any new transmission or engine case installation or repair
- Includes trusted Hot Rods bearings for the primary and secondary shafts of the transmission, along with the special needle bearing for the shift drum, and the output shaft collar and washer
Technical Specifications
- MFG. Part Number TBK0001
Vehicle Information
Yamaha YZ85 Dirt Bike (2002-2026)
The Yamaha YZ85 has been a dominant force in youth motocross from 2002 to 2026, consistently powered by an 85cc liquid-cooled, two-stroke, single-cylinder engine. This high-performance dirt bike is designed for aspiring racers, offering a blend of power and agility. Throughout its production, the YZ85 has been available in two primary trims: the Standard YZ85 with 17-inch front and 14-inch rear wheels, and the YZ85LW (Large Wheel) featuring larger 19-inch front and 16-inch rear wheels, catering to taller riders. While the core 85cc engine remained, the YZ85 underwent significant evolution. A major "ground-up redesign" in 2019 introduced a new engine with Yamaha Power Valve System (YPVS) for broader power delivery, along with updated suspension, swingarm, brakes, and ergonomics. Further revisions in 2022 refined the styling and chassis, including a flatter seat, narrower fuel tank, reworked air intake, and a new lightweight aluminum subframe, making it resemble larger YZ models. The 2026 model largely carries over these enhancements with updated graphics. FAQ:
Q: How do I ensure this part fits my Yamaha YZ85?
A: To guarantee a perfect fit, please use the year and edition selector at the top of this page.
Maintenance
| Component | Interval | Details |
| Engine Oil (Transmission Oil) | Recreational riding: every 10 hours. Aggressive/race riding: every 5 hours. For 2002 model, also once a month, whichever comes first. | 2-stroke engine, uses transmission oil. |
| Oil Filter | Not applicable (no conventional oil filter) | 2-stroke engine does not have a replaceable spin-on oil filter. Maintenance relies on frequent transmission oil changes and inspection of an internal screen filter. |
| Belt | Not applicable | The Yamaha YZ85 is chain-driven, not belt-driven. |
| Spark Plug | Periodically inspect and clean. Replace as necessary. | Recommended gap: 0.6-0.7 mm. |
| Air Filter | Recreational riding: clean every 5 hours. Aggressive/race riding: clean every 2-3 hours. Clean more often in dusty conditions. Replace as necessary. | |
| Coolant | Check level before each use. Replace every 2 years. | Inspect cooling system for any leakage. |