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Description
Features
- Designed as a direct replacement for the OEM design
- Reduce the friction dragging down your drivetrain
- Polyurethane roller with 98A durometer harness for long life
- Precision contact sealed bearings keep water and dirt away
- P/N 79-5001, 79-5002 and 79-5006 feature the outer mechanical seal to protect the bearings from dirt and water. (All other designs are too narrow to incorporate this design and use triple lip sealed ball bearings for superior dirt exclusion compared to OEM bearings.
Technical Specifications
- MFG. Part Number 79-5003
Vehicle Information
Kawasaki KX100 Dirt Bike (1995-2021)
The Kawasaki KX100, produced from 1995 to 2021, is a two-stroke motocross motorcycle designed as a crucial stepping stone for young riders transitioning from 85cc bikes to full-sized competition models. Throughout its production, it consistently featured a 99cc liquid-cooled, two-stroke, single-cylinder engine. The KX100 was generally offered as a single model, without distinct trim levels in the traditional sense. While the core engine displacement remained constant, the KX100 underwent significant evolution. In 2000, Kawasaki introduced an updated engine with a power valve system, revised crankcases, and a larger carburetor, improving top-end performance. A major overhaul occurred in 2014, bringing a revamped engine with a substantial 17-20% increase in peak horsepower, integrated Kawasaki Integrated Power-valve System (KIPS), a single-ring piston, and enhanced cooling. This update also included a reinforced high-tensile steel frame, upgraded KYB suspension components, more powerful brakes, and improved ergonomics with adjustable handlebars. Models from 2017 to 2021 largely carried over these advanced specifications. FAQ:
Q: How do I ensure this product fits my specific Kawasaki KX100?
A: To confirm compatibility, please use the year and edition selector at the top of this page.
Maintenance
| Component | Interval | Details |
| Engine Oil Changes (Transmission Oil) | From 3 to 10 hours of operation | The KX100 uses transmission oil, as the engine is lubricated by the oil mixed with fuel (premix). Intervals vary: 3-5 hours for aggressive/race-level riding (depending on year), and 5-10 hours for recreational use. Replace oil after every race day or every 5-10 hours for hard-ridden bikes. |
| Oil Filter | With each oil change | It is generally recommended to replace the transmission oil filter during each oil change to ensure smooth and efficient engine operation. |
| Air Filter Service | From 2 to 15 hours of operation | Maintaining a clean air filter is critical. Intervals vary: 2-5 hours for aggressive/race-level riding (depending on year) and 5-15 hours for recreational use. Some sources recommend cleaning before every ride, especially in dusty conditions. |
| Spark Plug | Regular inspection and replacement | Two-stroke engines require more frequent spark plug changes for optimal performance. Inspect and replace regularly as needed. |
| Coolant | Periodically | Coolant degrades over time. Drain and refill periodically. Inspect hoses, clamps, and the radiator for any damage or leaks. |