Suzuki RM 465 - 1981 Specifications and Reviews

The 1981 Suzuki RM 465 is a single-cylinder two-stroke motocross bike built for competitive off-road racing. Its 464cc engine delivers aggressive performance with a top speed of 138 km/h, making it ideal for experienced riders tackling challenging terrain. Known for its lightweight construction and responsive handling, the RM 465 became a respected platform in professional motocross competition.

1981
4.5 stars Average rating: 4.5 from 10 votes
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General information

CategoryCross / motocross
Year1981
ModelSuzuki RM 465
 
 

Engine and Transmission Specifications

Exhaust systemsteel with silencer
Clutchwet multi-plate type
Transmission type,final driveChain
Gearbox5-speed
Cooling systemAir
Lubrication systemfuel/oil 20:1
IgnitionSuzuki ´PEI´
Fuel systemCarburettor. Mikuni vm38ss
Bore x stroke86.0 x 80.0 mm (3.4 x 3.1 inches)
Compression6.4:1
Top speed138.4 km/h (86.0 mph)
Engine typeSingle cylinder, two-stroke
Capacity:464.00 ccm (28.31 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakesExpanding brake (drum brake). internal expanding
Front brakesExpanding brake (drum brake). internal expanding
Rear tyre dimensions5.10-18
Front tyre dimensions3.00-21
Rear suspension travel280 mm (11.0 inches)
Rear suspensionFull-floating gas/oil spring preset adjustable, damper 4-way adjustable
Front suspension travel322 mm (12.7 inches)
Front suspensiontelescopic pneumatic/coil spring
Trail122 mm (4.8 inches)
Rake (fork angle)30.0°
Frame typecrmo steel

Physical measures and capacities

Oil capacity999.90 litres (66.04 quarts)
Fuel capacity9.00 litres (2.38 gallons)
Wheelbase1,460 mm (57.5 inches)
Ground clearance370 mm (14.6 inches)
Weight incl. oil, gas, etc109.7 kg (241.8 pounds)
Dry weight102.0 kg (224.9 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Modifications compared to previous model5-speed transmission, next model years had 4-speed.
Color optionsYellow
StarterKick

Performance Profile & Rider Fit

86 mph
Top Speed

Best For

Track75%
City5%
Cornering88%
Daily Riding5%
Touring8%
Passenger5%

Rider Profile

Best ForThis is a raw, big-bore vintage motocrosser best suited to experienced off-road riders comfortable with an aggressive two-stroke powerband and no electronics.
PurposeBuilt purely for motocross racing and open-terrain competition, not for street use or commuting.
Rider FitIts light dry weight and tall suspension travel demand an active, fit rider who can stand, shift body weight, and muscle the bike through rough terrain and jumps.
CharacterA punchy, torquey open-class two-stroke with a lively, hard-hitting delivery typical of early-80s big-bore motocrossers.
Not Ideal ForThis is not a good fit for new riders, daily commuters, or anyone seeking comfort, passenger capability, or long-distance touring ability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

Total comments: 1
64x64

MotorcycleDB Review

The 1981 Suzuki RM 465 is a powerful and reliable dirt bike that has stood the test of time. With its 465cc engine, this bike delivers impressive performance and plenty of torque for tackling off-road trails. The handling is responsive and nimble, making it easy to navigate through tight turns and rough terrain. The suspension system is well-tuned for absorbing bumps and jumps, providing a smooth and stable ride. Overall, the RM 465 is a classic dirt bike that continues to impress riders with its durability and performance. For anyone looking for a vintage dirt bike with impressive power and handling, the 1981 Suzuki RM 465 is a great choice. Its 465cc engine delivers strong performance, and its responsive handling makes it a blast to ride on off-road trails. The suspension system is well-tuned for absorbing bumps and jumps, providing a smooth and stable ride. With its reputation for durability and reliability, the RM 465 is a solid choice for anyone looking for a classic dirt bike.
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