RF900R Technical Specifications

	Dimensions 
	Overall length			2130 mm, 83.9 in.
	Overall width			750 mm, 28.7 in.
	Overall height			1165 mm, 45.9 in.
	Wheelbase			1440 mm, 56.7 in. 
	Ground clearance			115 mm, 4.5 in.
	Dry weight			203 kg, 447 lbs.

	Engine
	Type				Four-stroke, Water-cooled, DOHC, TSCC
	Cylinders			4
	Bore				73.0 mm, 2.874 in.
	Stroke				56.0 mm, 2.205 in.
	Displacement			937 cc, 57.2 cu. In.
	Carburetors			Mikuni BDST36 x 4
	Air Cleaner			Non-woven fabric element
	Starter System			Electric starter
	Lubrication			Wet sump

	Transmission
	Clutch				Wet multi-plate type
	Transmission			5-speed constant mesh
	Gearshift pattern 		1-down, 4-up
	Primary reduction ratio		1.565 (72/46)
	Final drive ratio  		2.866 (43/15)
	Gear ratios,	1st		2.714 (38/14)
			2nd		1.809 (38/21)
			3rd		1.409 (31/22)
			4th		1.181 (26/22)
			5th		1.038 (27/26) 
	Drive chain (original)		532 O-ring, 110 links

	Chassis
	Steering angle			30 deg. (right & left)
	Caster				65.5 deg.
	Trail				102 mm, 4.02 in.
	Turning radius			3.2 m, (10.5 feet)
	Front brake			Twin disc
	Rear brake			Single disc
	Front / Rear rim width		3.5 in. / 5.5 in. 	
	Front tire size			120/70 ZR17, tubeless
	Rear tire size			170/60 ZR17, tubeless
	Front suspension travel		120 mm, 4.7 in.
	Rear suspension travel		130 mm, 5.1 in.

	Electrical
	Ignition type			Electronic ignition (Fully transistorized)
	Ignition timing			4 deg. BTDC at 1500 rpm. (US model)
	Spark Plug Type			NGK CR9E or Nippondenso U27ESR-N
	Spark Plug Gap			0.7 - 0.8 mm (.028 - .032 inches)

	Battery				12V, 8 amp / 10 hour
	Main fuse			30A
	Fuse box			15A / 15A / 15A / 10A / 10A
	Headlight			12V 60/55W
	Turn signal			12V 21W
	Tail light			12V 5W
	Brake light			12V 21W x 2
	License plate light		12V 5W
	Speedometer light		12V 1.7W x 2
	Tachometer light		12V 1.7W x 2
	Engine coolant temp. light	12V 1.7W
	Neutral indicator light		12V 3.4W
	High beam indicator light	12V 3.4W
	Turn signal indicator light	12V 3.4W
	Oil pressure indicator light	12V 3.4W
	Fuel level indicator light	12V 3.4W

	Capacities
	Fuel tank, including reserve	21.0 L, 5.5 US Gallons
	Engine oil, 	oil change	3.0 L, 3.2 US qt
			with filter	3.3 L, 3.5 US qt
			Overhaul	3.9 L, 4.1 US qt
	Front fork oil			459 ml, 16.2 US oz.
	Engine coolant			2.45 L, 2.6 US qt