TM Racing MX 450 Fi 4T - Specifications & Review

MX 450 Fi 4T

Article Complete Info

Articleid6202
CategoryCross-motocross
MakeTM Racing
ModelMX 450 Fi 4T
Year2024

Chassis, Suspension, Brakes & Wheels

FrametypeSelf-tempering aluminium deltabox type single beam with extruded, forged and microcast parts
FrontbrakesSingle disc. Brembo
Frontbrakesdiameter270 mm (10.6 inches)
FrontsuspensionKayaba Ø 48 mm
Fronttyre80/100-21
Frontwheeltravel310 mm (12.2 inches)
Rake27.0°
RearbrakesSingle disc. Nissin
Rearbrakesdiameter245 mm (9.6 inches)
RearsuspensionTM Racing monoshock
Reartyre110/90-19
Rearwheeltravel300 mm (11.8 inches)
WheelsWire spoked, blue rims

Engine & Transmission

Borexstroke95.0 x 63.4 mm (3.7 x 2.5 inches)
ClutchMultiuple-disk in oil-bath with hydaulic control
CoolingsystemLiquid
Displacement449.0 ccm (27.40 cubic inches)
DrivelineRegina GPX chain
EnginedetailsTitanium valves
EnginetypeSingle cylinder, four-stroke
FuelsystemInjection. 44 mm throttle body
Gearbox5-speed
IgnitioneMotion ECU
LubricationsystemDry sump with 2 pumps
TransmissiontypefinaldriveChain (final drive)
Valvespercylinder4

Other Specifications

ColoroptionsBlue/white
CommentsItalian brand.
StarterElectric

Physical Measures & Capacities

Dryweight107.5 kg (237.0 pounds)
Fuelcapacity7.50 litres (1.98 US gallons)
Groundclearance360 mm (14.2 inches)
Seatheight1,000 mm (39.4 inches) If adjustable, lowest setting.

About TM Racing

Country of Origin: Italy
Founder: Claudio Flenghi & Francesco Battistelli
Best Known For: Hand-built MX, enduro, and supermoto race bikes with premium components

Company History

TM Racing is a racer’s boutique: engines and frames developed in-house, suspension and brakes at the top shelf, and customization down to gearbox ratios. The bikes feel taut and immediate, rewarding skilled riders with lap-time precision. Low volumes mean meticulous assembly and rapid updates from factory racing to customer bikes. TM’s identity is purity—no fluff, just competitive hardware that speaks vividly through the pegs and bars.

Other Years

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