Honda CB650R / CBR650R (2019–2023)
Fluid capacities, consumables, drivetrain, tire pressure & wear limits
The Honda CB650R / CBR650R (2019–2023) takes 2.6 L of oil with a filter change (2.3 L without).
Fluid Capacities
Oil capacity (with filter)2.6 LAt oil filter change
Oil capacity (without filter)2.3 LAt draining
Oil capacity (dry fill)3 LAt full disassembly
Coolant (radiator)2.5 LRadiator and engine combined. Reserve tank (upper level): 0.195 L
Consumables
Engine oil gradePro Honda GN4 4-stroke oil or equivalent, API SG or higher, JASO T903 MA, SAE 10W-30
Coolant typePro Honda HP Coolant or equivalent high-quality ethylene glycol antifreeze, 1:1 mixture with distilled water
Oil filter (OEM)Not listed by part number in the manual (service part)
Air filter (OEM)Not listed by part number in the manual (viscous paper element)
Spark plug (OEM)NGK IMR9E-9HES / DENSO VUH27ES
Front brake pads (OEM)Not listed by part number in the manual (service part)
Rear brake pads (OEM)Not listed by part number in the manual (service part)
Drive chainDID 525V11-118LE / RK 525KRW-118LE, 118 links
Clutch free play10–20 mmAt lever end, cable-operated
Drivetrain
Chain size525
Chain links118
Chain slack25–35 mm
Front sprocket (OEM)15TDerived from the final reduction ratio 2.800 (42/15)
Rear sprocket (OEM)42TDerived from the final reduction ratio 2.800 (42/15)
Brakes & Tires
Front tire size120/70ZR17 M/C (58W)
Rear tire size180/55ZR17 M/C (73W)
Front tire pressure250 kPaSame for solo rider and rider+passenger
Rear tire pressure290 kPaSame for solo rider and rider+passenger
Brake fluid typeDOT 4
Wear Limits
Front brake disc (min)3.5 mmStandard 4.5 mm
Rear brake disc (min)4 mmStandard 4.8–5.2 mm
Brake pad — front (min)0 mmNot stated as a numeric wear-limit spec in this manual — pad wear indicator grooves are used instead; left unverified rather than guessed
Brake pad — rear (min)0 mmNot stated as a numeric wear-limit spec in this manual — pad wear indicator grooves are used instead; left unverified rather than guessed
Clutch friction plate (min)2.7 mmStandard 2.92–3.08 mm
Drive chain slack (limit)35 mmEquals the standard adjustment range maximum — the manual does not define a separate over-limit threshold