New TR 280i
New Explorer
New enduro
New TR 280i
New Explorer
New enduro

OSSA Belgium

Welcome on official Ossa Belgium website

25th march 2012

We are proud to introduce NEW OSSA TR300i Factory2013





Bore x Stroke 79x60 mm

Displacement 294,1 cc

Engine Type Two-Stroke Reversed Monocylindric

Intake System Reed Valve

Cooling Liquid cooled

Fuel System EFI Kokusan Batery-less System

Ignition Kokusan digital CDI

Clutch Wet Multidisc hydraulic diaphragm spring Gearbox 6 speeds

Transmission Primary gear driven, Secondary Chain-gear

Engine lubrication Fuel Premix 100% synthetic oil at 0.9%

Transmission oil 350 cc. of Gear Extreme type 75 W oil.


Type Tubular Cr-Mo frame with cast-aluminium tank and steering axle and forged aluminium lower base

Front Suspension Marzocchi hydraulic Fork 40 mm with SKF sealings. Adjustable rebound and compression damping

Shock Absorber Öhlins Hydraulic Monoshock with adjustable rebound and compression damping and spring preload. Multi arm suspension linkage system

Front brake ø 185 mm disc with 4 piston caliper

Rear brake ø 140 mm disc with 2 piston caliper

Rims 28 Spoke Rims

Front tyre 1.6 x 21 80/100-21

Rear tyre 2.15 x 18 120/100-18

Skid plate Made in AA7075 T6

Kickstart lever Forged aluminium

Gear and rear brake levers Forged in aluminium


Wheelbase 1.328 mm

Seat height 655 mm

Ground clearance (unloaded) 340 mm

Tank capacity 2,6 liters

We are proud to introduce NEW OSSA TR280i2013

Ossa TR280i

- New design of the rear fender (with the new rear fender, the bike looks smaller)

- New design of the seat base (lower)

- New decoration 2013 (the green deco ring attached to the Wheel is not included) It will be and aftermarket (special part) to sell separately

- New steel shafts for suspension linkage, and bolted instead of circlip (elastic ring).

- New position for the ECU: out of the air filter box to let a better air flow and an easier air filter replacing.

- New air filter (easier to replace)

- Wider rear brake hose (better feeling when braking and more effectiveness).

- New unsteam fuel hose (material).

- New chain tensor spring. (stronger).

- New compressed cylinder head (32cc). (The standard one was 39cc and red one 37cc aprox). The bike has much more power now.

- New injection map 2013 (more power and progressivity)

- Different version of throttle tube: faster response in shorter angle.

- New bottoming cone for Öhlins rear shock: the new shape is more resistant.

- Gearbox more precision and better tolerance

            · Less sharp edges

            · Material and hardening treatment

            . New system to fix the gearbox

- Modified water pump internal system, for smoother and longer lasting performance.

- Improved clutch, for better and softer feel:

            · Larger diameter of oil channel on clutch cover

            · Thicker hose.

- New clutch discs: new friction material and longer lasting

- New setting of the Marzocchi front suspension. Better feeling and smoother.

- New bolt to drain out the oil from the carter (easier and quicker to change oil of the crankcase)


Ats. Hubaut sprl
Fonds des Chênes, 274
5100 Wepion, Belgium

T +32 (0)81 46 08 25
M +32 (0)475 470 436
F +32 (0)81 56 76 42