14 August. Friday 2026
GAS GAS TXT GP 250 - 2017 Specifications and Reviews
The 2017 GAS GAS TXT GP 250 is a lightweight Spanish-made trials bike engineered for experienced riders seeking technical off-road performance. Known for its minimalist design and agile handling, this limited edition model features carbon fiber components and a compact 66kg package optimized for precision riding on challenging terrain. Its low 650mm seat height and responsive single-cylinder power delivery make it ideal for serious trials competition and training.
General information | |
| Category | Trial |
| Year | 2017 |
| Model | GAS GAS TXT GP 250 |
Engine and Transmission Specifications | |
| Clutch | GG 1/3 hydraulic-diaphragm-system |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | 2-stroke-oil/fuel mixed 1:50 |
| Fuel system | Carburettor. Keihin PWK 28 |
| Bore x Stroke | 72.5 x 60.0 mm (2.9 x 2.4 inches) |
| Engine details | Reed valve. |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 247.70 ccm (15.11 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Aluminium rims, wire spoked. |
| Rear brakes diameter | 150 mm (5.9 inches) |
| Rear brakes | Single disc. Two-piston calipers. |
| Front brakes diameter | 185 mm (7.3 inches) |
| Front brakes | Single disc. Floating discs. Four-piston calipers. |
| Rear tyre | 4.00-18 |
| Front tyre | 2.75-21 |
| Rear wheel travel | 174 mm (6.9 inches) |
| Rear Suspension | Reiger hydraulic mono shock absorber (3 ways). Rebound / Compression / Spring Preload Ajustable |
| Front wheel travel | 177 mm (7.0 inches) |
| Front Suspension | TECH with aluminium bar Ø 39. Ajustable Rebound / Compression / Spring Preload / End stroke. |
| Frame type | Chrom-Molybdenum tubular frame |
| | |
Physical measures and capacities | |
| Fuel capacity | 2.50 litres (0.66 gallons) |
| Wheelbase | 1,320 mm (52.0 inches) |
| Overall width | 825 mm (32.5 inches) |
| Overall length | 2,010 mm (79.1 inches) |
| Overall height | 1,130 mm (44.5 inches) |
| Seat height | 650 mm (25.6 inches) If adjustable, lowest setting. |
| Dry weight | 66.0 kg (145.5 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Various carbon fiber parts. Limited edition. Spanish made bike. |
| Starter | Kick |
| Color options | Red/white/black |
Performance Profile & Rider Fit
Best For
Track5%
City5%
Cornering40%
Daily Riding5%
Touring3%
Passenger0%
Rider Profile
| Best For | This is a specialist competition trial bike best suited to riders with prior off-road or trials experience, though dedicated beginners entering the sport can learn on it too. |
| Purpose | Built purely for competitive observed trials riding, tackling extreme obstacles at walking pace rather than for speed or distance. |
| Rider Fit | Its featherweight dry mass, tiny low seat, and no-passenger single-seat design demand active standing riding and strong balance and core control rather than raw strength. |
| Character | An ultra-light, razor-responsive two-stroke trials tool that rewards precise throttle and clutch control with incredible low-speed agility and obstacle-clearing ability. |
| Not Ideal For | This bike is not for anyone wanting a comfortable road-going, touring, or highway-capable machine. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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