TM Racing MX 85 Junior Cross - 2004 Specifications and Reviews

The 2004 TM Racing MX 85 Junior Cross is a lightweight 85cc super motard designed for young amateur riders transitioning to competitive racing. Its potent 2-stroke engine with high 17.2:1 compression delivers impressive power delivery for its class, while the quality Paioli and WP suspension setup provides excellent handling on mixed terrain. Known for its aggressive performance and reliability, this machine remains a popular choice for junior motocross competitors.

2004
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General information

CategorySuper motard
Year2004
ModelTM racing MX 85 Junior Cross
 
 

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Fuel systemCarburettor
Bore x stroke47.8 x 47.0 mm (1.9 x 1.9 inches)
Compression17.2:1
Stroke2
Engine typeSingle cylinder
Capacity:85.00 ccm (5.19 cubic inches)
 
 

Physical measures and capacities

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter260 mm (10.2 inches)
Front brakesSingle disc
Rear tyre dimensions90/100-16
Front tyre dimensions70/100-17
Rear suspensionWP
Front suspensionPaioli USD 46 (optional Ohlins)
Frame typeCr-Mo steel

Speed and acceleration

Fuel capacity9.00 litres (2.38 gallons)

Other specs

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

Performance Profile & Rider Fit

Best For

Track65%
City15%
Cornering75%
Daily Riding10%
Touring5%
Passenger0%

Rider Profile

Best ForThis is a junior-class competition minibike built for young or lightweight novice racers, not adult or experienced street riders.
PurposeIt is designed specifically for supermoto-style junior racing on tight, technical circuits rather than general road use.
Rider FitIts small 85cc two-stroke engine and compact chassis suit lightweight young riders still developing race craft.
CharacterIt is a sharp, high-revving, flickable little race tool that rewards aggressive throttle and body-weight input.
Not Ideal ForIt is not suitable for adult daily commuting, touring, passengers, or anyone seeking comfort or long-distance capability.

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

Rider Reviews

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