Honda CRF450RX
Maintenance specs for 1 variant of the Honda CRF450RX — from 2017 to 2026.
2017–2026 Honda CRF450RX
449cc Liquid-Cooled DOHC Single · Chain
57 hp / 35 lb-ft
Transmission
Type5-Speed
FluidShared with engine oil
Fuel
Tank2.2 gal
TypeRegular 87
Tires
Front80/100-21
Rear110/90-18
Pressure (front)14 PSI
Pressure (rear)14 PSI
Service Intervals
Oil change225 mi
Coolant flush900 mi
Brake fluid900 mi
Spark plugs450 mi
Timingchain (no scheduled replacement)
Air filter150 mi