Honda CRF150R

Manufacturer	Honda
Production	2007-present
Predecessor	Honda CR85R
Class	Motocross
Engine	149cc Liquid-Cooled single cylinder four stroke
Transmission	5 Speed Manual
Suspension	Front: 37mm Showa Fork Rear: Pro-Link Single Shock
Brakes	Front: Single 240mm Disc Rear: Single 190mm Disc
Tires	70/100-19. Rear: 90/100-16
Rake, Trail	27o48'
Wheelbase	50.6 inches
Seat height	32.8 inches (Small Wheel); 34.0 inches (Big Wheel)
Fuel capacity	1.14 gallons
Related	Honda CRF250R Honda CRF150F

The Honda CRF150R is a racing dirtbike that was released in 2006 for the 2007 model year. It competes in the Mini Class against many 85cc Two-Stroke Bikes; however, can not race in the 85cc mod. or stock class. It must race in the Supermini class . All of Honda's 2008 models are all four strokes where as in years past, some of their racing bikes were two strokes. The 150R features a powerful Unicam four-valve liquid-cooled engine that produces impressive power at a wide RPM range that only weighs 43.6 pounds. With its fully adjustable Showa suspension, high-quality Dunlop Tires and disc brakes front and rear, this is one of the best mini racing bikes Honda has made. The CRF150R come in two versions: the regular and the Expert. MSRP is $4,199 and $4,299 for the Expert.

CRF150R

The Expert costs an extra $100 and offering several new features specifically for larger riders. Features include a taller seat hight, higher ground clearance, larger wheelbase, increased tire size, longer swing arm and larger rear sprocket for better acceleration with a heavier rider. All of these Expert features only add an additional 4 pounds. This model is referred to as the CRF150RB meaning R for Race and B for Big.

Specifications

All specifications are manufacturer claimed.

	2007	2008	2007	2008
Model	CRF150R		CRF150R Expert
Engine
Engine Type	149 cc (9.1 cu in) Liquid-cooled single cylinder four-stroke
Bore/Stroke	66 mm (2.6 in) x 43.7 mm (1.72 in)
Compression Ratio	11.7:1
Valve Train	Unicam, four-valve; steel 26mm intake, 22.5mm exhaust
Carburetion	Keihin 32mm flat side with throttle position sensor (TPS)
Ignition	Solid-state CD with electronic advance
Drivetrain
Transmission	Close-Ratio Five Speed Manual
Final Drive	#420 steel chain, 15T/50T		#420 steel chain, 15T/56T
Chassis/Suspension/Brakes
Front Suspension	37mm fully adjustable leading-axle inverted Showa cartridge fork; 10.8 in (274.3 mm) travel
Rear Suspension	Pro-Link fully adjustable Showa single shock; 10.8 in (274.3 mm) travel		Pro-Link fully adjustable Showa single shock; 11.5 in (292.1 mm) travel
Front Brakes	Single 240mm Disc
Rear Brakes	Single 190mm Disc
Front Tire	70/100-17in		70/100-19in
Rear Tire	90/100-14in		90/100-16in
Dimensions
Rake	27.02 degrees		27.48 degrees
Trail	78.0 mm (3.07 in)		96.0 mm (3.78 in)
Wheelbase	49.6 in (1259.8 mm)		50.6 in (1285.2 mm)
Seat Height	32.8 in (833.1 mm)		34.1 in (866.1 mm)
Ground Clearance	11.9 in (302.3 mm)		13.3 in (337.8 mm)
Dry Weight	165.3 lb (75.0 kg)		169.7 lb (77.0 kg)
Other
Colors	Red
Fuel Capacity	1.14 gallons
Model ID	CRF150R		CRF150RB
Warranty	None; extended coverage available with a Honda Protection Plan.