Honda XR250 (2001+)
Fluid capacities, consumables, drivetrain, tire pressure & wear limits
The Honda XR250 (2001+) takes 1.5 L of oil with a filter change (1.5 L without).
Fluid Capacities
Oil capacity (with filter)1.5 LAfter oil filter change
Oil capacity (without filter)1.5 LAfter draining only
Oil capacity (dry fill)1.8 LFull disassembly refill
Consumables
Engine oil gradeMobil Supermoto 4T or equivalent, API SF, SAE 20W-50
Oil filter (OEM)15410-KF0-315Web-confirmed for XR250R 1984-2004.
Air filter (OEM)Honda genuine viscous paper element
Spark plug (OEM)NGK CR8EH-9
Drive chain520, 104 links
Front brake pads (OEM)Wear indicator groove — no numeric minimum thickness specified
Clutch free play10–20 mmAt clutch lever end, cable-actuated
Drivetrain
Chain size520
Chain links104
Chain slack20–30 mm
Front sprocket (OEM)13TDerived from final reduction ratio 2.846 (37/13)
Rear sprocket (OEM)37TDerived from final reduction ratio 2.846 (37/13)
Brakes & Tires
Front tire size90/90-21 54S
Rear tire size120/80-18 62S
Front tire pressure150 kPaSame solo or with passenger
Rear tire pressure150 kPaSame solo or with passenger
Brake fluid typeDOT 4Front (hydraulic disc) only — rear is a mechanical drum brake
Wear Limits
Front brake disc (min)3 mm
Rear Brake Lining MinWear indicator groove — no numeric minimum thickness specifiedRear drum brake. Drum I.D. service limit: 131 mm (standard 130 mm).
Clutch friction plate (min)2.69 mm