Categories: Honda

Honda CBR250RR (1990-91)

The Honda CBR250RR is a motorcycle model made by Honda from 1990-91. It has a four stroke, transverse four cylinder, DOHC 249cc engine and a bore x stroke of 48.5 x 33.8 mm. It is liquid cooled with a compression ratio of 11.5:1 and Keihin 29 mm carburetors induction. The bike has a CDI ignition and electric starting, producing a maximum power of 45 hp / 32.8 kW @ 14500 rpm and a maximum torque of 23.5 Nm / 17.3 lb-ft @ 11500 rpm. It has a wet multi-plate coil spring clutch and a 6 speed transmission with final drive by chain. The frame is diamond aluminum and the suspension consists of a 37 mm telescopic fork in the front and a mono shock box section swingarm in the rear. It has front brakes with 2x 275mm discs and 2 piston calipers and a single 220mm disc and 1 piston caliper in the rear. The front tire size is 110/70-R17 and the rear is 140/60-R17. The dimensions are length 1975 mm / 77.8 in, width 675 mm / 26.6 in, and height 1080 mm / 42.5 in, with a wheelbase of 1345 mm / 53.0 in, seat height of 735 mm / 28.9 in, and a ground clearance of 130 mm / 5.1 in. It has a dry weight of 143 kg / 315 lbs and a fuel capacity of 13 Litres / 3.4 US gal. According to a road test from Motociclismo in 1990, the Honda CBR250RR is a high-performance motorcycle.


Technical specifications:

Make Model: Honda CBR 250RR

Year: 1990 – 91

Engine: Four stroke, Transverse four cylinder, DOHC, 4 valve per cylinder.

Capacity: 249 cc / 15.2 cu-in



Bore x Stroke: 48.5 x 33.8 mm

Cooling System: Liquid cooled

Compression Ratio: 11.5:1

Induction: Keihin 29 mm Carburetors

Ignition: CDI

Starting: Electric

Max Power: 45 hp / 32.8 kW @ 14500 rpm

Max Torque: 23.5 Nm / 17.3 lb-ft @ 11500 rpm

Clutch: Wet multi-plate coil spring

Transmission: 6 Speed

Final Drive: Chain

Gear Ratio: 1st 2.733 / 2nd 2.000 / 3rd 1.590 / 4th 1.333 / 5th 1.153 / 6th 1.035

Frame: Diamond Aluminum


Front Suspension: 37 mm telescopic fork

Rear Suspension: Mono shock Box Section Swingarm

Front Brakes: 2x 275mm discs 2 piston calipers

Rear Brakes: Single 220mm disc 1 piston caliper

Front Tyre: 110/70-R17

Rear Tyre: 140/60-R17

Dimensions: Length 1975 mm / 77.8 in width 675 mm / 26.6 in Height 1080 mm / 42.5 in

Wheelbase: 1345 mm / 53.0 in

Seat Height: 735 mm / 28.9 in

Ground Clearance: 130 mm / 5.1 in


Dry Weight: 143 kg / 315 lbs

Fuel Capacity: 13 Litres / 3.4 US gal

Road Test: Motociclismo 1990
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