Powerful, torquey fuel-injected 449cc engine. Slim, aggressively styled chassis and bodywork. Electric starter. Full-function, two-mode instrument cluster. Enduro lighting. Additional chassis protection. Sharing core technologies with Suzuki’s Championship-winning open-class RM-Z450, the RMX450Z rewrites the rules for serious trail riders.

Specifications

Chassis
Brake Front	Disc brake, single rotor
Brake Rear	Disc brake, single rotor
Suspension Front	Inverted telescopic, coil spring, oil damped
Suspension Rear	Link type, coil spring, oil damped
Tires Front	80/100-21 51M, tube type
Tires Rear	110/90-18 64M, tube type

Dimensions
Curb Weight	123.5 kg (272 lbs.)
Ground Clearance	320 mm (12.6 in)
Overall Height	1265 mm (49.8 in.)
Overall Length	2185 mm (86.0 in.)
Overall Width	840 mm (33.1 in.)
Seat Height	950 mm (37.4 in)
Wheelbase	1485 mm (58.5 in)

Transmission
Final Drive	Chain, DID520MXV, 114 links
Ignition	Electronic ignition (CDI)
Transmission	5-speed constant mesh

Engine
Bore x Stroke	96.0 x 62.1mm (3.78 x 2.4 in.)
Compression Ratio	11.6 : 1
Engine	449cc, 4-stroke, liquid-cooled, single cylinder, DOHC
Fuel Capacity	6.2 L (1.6 US gal)
Fuel System	Fuel injection
Lubrication	Semi-dry sump
Starter	Electric with backup kick starter

General Information
Headlight	12V 35W (H8)
Tail Light	LED
Warranty	6 month limited warranty* *Extensions available through Suzuki Extended Protection (SEP)

Features

All

• Aluminum-alloy twin-spar frame with high-performance SHOWA fork and piggyback-reservoir style rear shock
• Black anodized EXCEL aluminum rims are ready to withstand rugged off-road conditions
• Chassis <br><br> The aluminum-alloy twin-spar frame combines cast and extruded sections to achieve low weight with high rigidity and durability <br><br> RM-Z450-derived trail-ready suspension uses high-performance SHOWA forks with full adjustability <br><br> Aluminum, link-style swingarm is descended from the RM-Z line and uses a fully adjustable SHOWA piggyback-reservoir style rear shock <br><br> Rear suspension linkage geometry combines the RM-Z series’ renowned turning-on-rails abilities with optimized handling performance for trail rides <br><br> Race-inspired waved disc rotors are mounted to black EXCEL aluminum rims with stainless steel spokes <br><br> High-impact, black plastic fork leg, plus rear brake rotor and caliper protectors shield these components from trail obstacles <br><br> The standard Renthal Fatbar is stronger and reduces vibration better than conventional aluminum handlebars <br><br> Bright 35W headlight is smoothly incorporated into the front number plate <br><br> Trim, low-draw LED taillight is neatly tucked under the lip of the rear fender <br><br> The full-function, dual (sport/standard) mode instrument cluster is in a durable, ultra-compact housing
• Competition-developed seat and slim bodywork creates a controllable, ergonomic riding position
• Enduro ready, full-function instrument cluster includes a low fuel level warning light
• Engine <br><br> 449cc 4-stroke, 4-valve, liquid-cooled, fuel-injected DOHC powerplant is based on the high-performance and reliable RM-Z450<br><br> Minimal differences as compared to the RM-Z450 motocross engine includes a modified inlet tract and revised cam profiles to increase low and mid-rpm power <br><br> The compact aluminum cylinder is finished with Suzuki Composite Electrochemical Material (SCEM) coating for durability, light weight and efficient heat transfer <br><br> A larger magneto-generator is fitted to charge the battery and power the lights. The increased mass also aids traction <br><br> Advanced fuel-injection system makes for extra-smooth power delivery, high fuel efficiency, and superb reliability <br><br> The airbox features a hinged lid for quick air-filter maintenance and better protection from debris <br><br> The coolant reservoir tank has a specially located filler cap for easy access
• Fuel-injected engine is based on Suzuki’s winning open-class motocrosser; the RM-Z450
• Racing-inspired graphics and colors include fork clamps that are anodized black, complementing the gold fork leg finish
• The airbox features a hinged lid for quick air-filter maintenance
• Trail-ready features include an electric starter powered by a compact battery (plus kick-start back-up), a coolant reservoir tank and an engine protector plate
• Transmission <br><br> Strong 5-speed transmission with wide gear ratios and primary/final drive ratios selected to suit various situations from steep trails to open terrain