Cross - Motocross · 2017
450Fi 4T MX
Technical Overview
2017 TM Racing 450Fi 4T MX Technical Analysis & Specification Breakdown
At the heart of the 2017 TM Racing 450Fi 4T MX cross - motocross motorcycle, TM Racing relies on a 449.2 cc (27.4 cu in) liquid-cooled single cylinder, four-stroke powerplant. Internal engine geometry specifies a bore and stroke of 95.0 x 63.4 mm (3.7 x 2.5 inches).
The 8.2-liter (2.2 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Engine
Displacement 449.2 ccm (27.41 cubic inches)
Engine Type Single cylinder, four-stroke
Engine Details Titanium valves
Bore x Stroke 95.0 x 63.4 mm (3.7 x 2.5 inches)
Valves/Cylinder 4
Fuel System Injection. 44 mm throttle body
Fuel Control Double Overhead Cams/Twin Cam (DOHC)
Ignition Kokusan CDI Electronic with variable advance
Lubrication Dry sump with double rotor pump
Cooling Liquid
Transmission
Gearbox 5-speed
Final Drive Chain (final drive)
Clutch Multiuple-disk in oil-bath with hydaulic control
Driveline Straight – tooth gear
Chassis
Frame Type Perimetral aluminium section
Front Suspension Kayaba USD
Rear Suspension TM Racing
Wheels & Brakes
Front Tyre 90/90-X21
Rear Tyre 110/90-X19
Front Brakes Single disc. Wave disc.
Front Brake Ø 270 mm (10.6 inches)
Rear Brakes Single disc. Wave disc.
Rear Brake Ø 245 mm (9.6 inches)
Dimensions & Weight
Fuel Capacity 8.20 litres (2.17 US gallons)
Other
Starter Electric & kick
Color Options Blue/white
Electrical Fuel battery.
Notes
Italian brand.
More from TM Racing
Buying Checklist
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Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile
Who Is This Bike For?
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Best For
Off-Road & Adventure
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