The machine of choice in the mini-class available in two wheel size versions.

• 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 response.
• SCEM-plated cylinder - lighter than a steel-sleeved cylinder with superior heat transfer capability.
• KeihinT 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 (same size as single RM125 radiator).
• Magneto cover with styling similar to RM125/250.

• 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 RM125 and 250.
• 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 RM125 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.
• RM125-style clutch lever with long lever stroke for precise clutch operation and feel.
• Two wheel size versions to fit a variety of young riders: RM85 - F: 70/100-17, R: 90/100-14, RM85L - F: 70/100-19, R: 90/100-16
• Fuel tank, radiator shroud, seat and number plates with design and graphics similar to RM125/250.