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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
Honda CRF125F Dirt Bike (2014-2026)
The Honda CRF125F, offered from 2014 to 2026, is a popular off-road motorcycle designed for beginner and intermediate riders. It consistently features a 124.9cc (often rounded to 125cc) air-cooled, single-cylinder, four-stroke engine, typically producing around 8.9 to 9 horsepower. Throughout its production, two main trims have been available: the standard CRF125F with smaller wheels (17-inch front, 14-inch rear) and a lower seat height, and the CRF125F Big Wheel (CRF125FB) with larger wheels (19-inch front, 16-inch rear) and increased suspension travel for taller riders. A significant update occurred in 2019, marking a generational shift. Models from 2014 to 2018 were carbureted, utilizing a 20mm piston-valve carburetor and a steel frame. From 2019 onwards, the CRF125F received an electronically controlled Keihin fuel-injection system (PGM-FI) for improved performance and emissions, along with a new twin-spar steel frame inspired by Honda's motocross line. This update also brought increased suspension travel, a new steel fuel tank, and refreshed styling. The core specifications have remained largely consistent from 2019 through 2026, with subsequent years often being carryover models. Q: How do I ensure I select the correct parts for my CRF125F?
A: To guarantee compatibility, please use the year and edition selector at the top of this page.
Maintenance
| Component | Interval | Details |
| Engine Oil | 10 hours (recreational riding) or 5 hours (aggressive/race-level riding) | |
| Oil Filter | With every engine oil change | |
| Air Filter | 10 hours (recreational riding) or 5 hours (aggressive/race-level riding) | Service more frequently in dusty or muddy conditions. |
| Spark Plug | Inspect and replace as needed | Initial inspection recommended at 160 km or 1 month, then at 1 000 km or 6 months, and at regular intervals thereafter. |
| Valve Clearance | Inspect every 30 hours (recreational riding) or 15-20 hours (aggressive/race-level riding) | Initial inspection recommended at 1 000 km or 6 months, then every 2 000 km or 12 months. |
| Top-End Inspections (Piston, Rings, Cylinder Head) | 50 hours (recreational riding) or 25-40 hours (aggressive/race-level riding) | |
| Bottom-End Inspections (Crankshaft, Transmission) | 100 hours (recreational riding) or 50-80 hours (aggressive/race-level riding) |