2014 OSSA TR250I

New Model

This completely new model of the OSSA range allows a perfect gradual progress for a trial rider. The 250 cylinder has been developed from scratch by OSSA seeking the best compromise for an easy while effective riding and shares all the technical characteristics of the new range which seeks the best reliability and bike behavior whatever your style of riding though is innovative technology.


TR280I Engine
Capacity 249,2 cc
Type Two-stroke single cylinder inverted admission direct reed crankcase
Cooling System Liquid
Bore x Stroke 72×60 mm
Fuel Supply EFI Kokusan Batery-less System
Ignition Kokusan CDI digital magnetic flywheel
Clutch Hydraulic
Gear box 6 speed
Transmission Primary with gears,
secondary with chain
Engine lubrication Mix 0.9% 100% synthetic
Gear and clutch lubrication 450 cc. Extreme Gear type
oil 75 W
TR280I Chassis
Type Tubular profile CR-Mo steel with
pipe of aluminium and forged
aluminum lower
Front suspension Fork with aluminum bars, 40 mm
diameter Marzocchi adjustable
compression and rebound
Rear Suspension Variable progressive system with
shock absorber Öhlins TTX adjustable
compression and rebound
Front Break Disc diameter 185 mm 4-piston caliper
Rear Break Disc diameter 150 mm 2-piston caliper
Front Wheel 28 spokes with 2.75 x21 tires
Rear Wheel 28 spokes with 4.00 x18 tubeless tire
Engine Protector Built in AA7075 T6
Kick Start Forged aluminum
Gear & Break Pedal Forged aluminum with
flexible tip
TR280I Weight and dimensions
Wheelbase 1.328 mm
Seat height 655 mm
Ground Clearance 340 mm
Tank capacity 2,6 liters
Dry weight 66.8 Kg