Suzuki RM-Z450 - 2026 Specifications and Reviews

The 2026 Suzuki RM-Z450 is a high-performance 449cc motocross bike engineered for competitive riders seeking reliable power delivery and precision handling. Its fuel-injected engine, advanced chassis geometry, and responsive 5-speed gearbox make it a standout choice in the 450cc class for both amateur and professional off-road racers.

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Engine and Transmission Specifications

IgnitionElectronic Ignition
Final DriveChassis
ClutchWet multi-plate
Gearbox5-speed constant mesh
Lubrication SystemDrive Train
StartingPrimary kick-start with automatic decompressor
InductionFuel Injection, 44 mm throttle body
Compression Ratio12.5:1
Bore x Stroke96.0 x 62.1 mm (3.78 x 2.4 in)
Capacity449cc
 
 

Physical measures and capacities

Seat Height960 mm (37.8 in.)
Wheelbase1480 mm (58.3 in.)
Overall Height1260 mm (49.6 in.)
Overall Width835 mm (32.9 in.)
Overall Length2175 mm (85.6 in.)
 
 

Suzuki RM-Z450 dimensions and frame

Rear BrakesDisc brake, single rotor
Front BrakesDisc brake, single rotor

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track85%
City5%
Cornering88%
Daily Riding10%
Touring5%
Passenger0%

Rider Profile

Best ForThis bike suits experienced off-road and motocross riders comfortable with a tall seat height, aggressive power delivery, and no electric start.
PurposeBuilt purely for motocross track and off-road competition, not for street or commuting use.
Rider FitDemands strong physical fitness, core strength, and good bike control due to its tall stance, firm suspension, and kick-start operation.
CharacterA raw, high-revving, single-cylinder motocross machine that rewards aggressive riding with sharp handling and explosive acceleration out of corners.
Not Ideal ForNot suitable for beginners, passengers, daily road commuting, or anyone seeking comfort or long-distance touring capability.

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

Rider Reviews

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