Engine and Transmission
2009 Suzuki RM85
Displacement: 84.7cc
Type: 2-stroke, liquid-cooled
Bore Stroke: 48.0 mm (1.890 in) x 46.8 mm (1.843 in)
Compression Ratio: 9.5/10.9 : 1
Fuel System: KEIHIN PE28, single
Lubrication: Fuel/oil premixture of 30 : 1
Ignition: Electronic ignition (CDI)
Transmission: 6-speed constant mesh
Final Drive: D.I.D 428DS, 118 links
Chassis and Dimensions
2009 Suzuki RM85
Suspension Front: Telescopic, pneumatic/coil spring, oil damped
Suspension Rear: Link type, coil spring, oil damped
Brakes Front: Disc brake
Brakes Rear: Disc brake
Tires Front: 70/100-17 40M
Tires Rear: 90/100-14 49M
Overall Length: 1805 mm (71.1 in)
Overall Width: 735 mm (28.9 in)
Overall Height: 1100 mm (43.3 in)
Seat Height: 850 mm (33.5 in)
Ground Clearance: 325 mm (12.8 in)
Wheelbase: 1240 mm (48.8 in)
Curb Weight: 73 kg (161 lbs)
Fuel Tank Capacity: 5.0 L (1.3/1.1 US/Imp gal)
Engine
High-revving 84.7cc, liquid-cooled, case-reed engine produces strong peak power and torque - includes aluminum exhaust valves for more stable exhaust flow and RM125-style exhaust valve governor and linkage for precise valve movement and strong throttle re
SCEM-plated cylinder - lighter than a steel-sleeved cylinder with superior heat transfer capability
Keihin™ PE28 carburetor provides smooth throttle response and is designed for simplified maintenance
Smooth shifting 6-speed transmission - shift drum detent plate and detent spring designed for positive shift feel, plus needle bearing mounted on the left side of the shift drum to reduce friction
Knurl-finished gear shift lever tip for improved appearance and feel
Large-capacity radiator for efficient engine cooling
Magneto cover with styling similar to RM250
Chassis
Frame designed for increased rigidity, durability and straight line performance; features large diameter tubing in key areas and large front reinforcement plate
Aluminum swingarm with chain adjustment system similar to RM250
Brake and shift pedals designed with thick cross-section for durability
Showa 37mm inverted fork featuring cartridge damping system with fully-adjustable rebound damping and 20-way adjustable compression damping - Includes fork guards to protect inner fork tubes
Showa rear shock absorber with large diameter shock body and valving designed to produce a plush feel and increase bottoming resistance
Twin piston front brake caliper and large 220mm diameter front brake rotor, plus large capacity front master cylinder
Lightweight rear brake system with large 200mm diameter rear brake rotor for positive brake feel
Chrome-moly footpegs for increased durability and improved rider feel
Easy to use clutch lever with long lever stroke for precise clutch operation and feel
Wheel sizes to meet AMA 85cc class regulations F: 70/100-17, R: 90/100-14
Fuel tank, radiator shroud, seat and number plates with design and graphics similar to RM250
Picture Gallery
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