Triumph’s TF 250-X was immediately competitive when it debuted for the 2024 model year, but that hasn’t stopped the British brand from continuing to tweak its motocross bike. For 2025, Triumph updated the ECU mapping for more consistent fueling and power delivery, and now, for the 2026 model year, the TF 250-X gets an even more significant update, with a new airbox, exhaust, and clutch, plus new suspension settings.
“The TF 250-X has already made a huge impact in the motocross world, delivering podium-finish performances in the 2025 AMA Supercross Championship, as well as the MX2 class in MXGP,” says Steve Sargent, Triumph’s Chief Product Officer. “This TF 250-X, built for 2026, is the result of relentless development and feedback from our factory riders. With sharper power delivery, refined suspension, and advanced electronics, it’s built to give riders the edge they need to win.”
Triumph designed a new airbox and updated the silencer to optimize airflow. The engine mapping was updated accordingly for quicker launches and sharper corner exits. Triumph says the updates improve power delivery and throttle response, while still complying with the new FIM and AMA sound restrictions.
For 2026, the TF 250-X receives a new Exedy clutch that Triumph claims to offer more direct engagement and increased torque capacity, while also being more durable under extreme use compared to the previous design.
The KYB suspension has also been updated with improved mid-stroke control, a change Triumph claims to provides better stability through corners and improves overall chassis balance.
For easier servicing, Triumph updated the battery tray for better accessibility, while designing a more accurate oil level sight glass.
And of course, there’s a new graphics package for 2026, with Triumph Performance Yellow in-mould decals over Jet Black and Pure White.
Pricing has not been announced, though we can expect it to come when the 2026 Triumph TF 250-X will arrive in dealerships this summer.
| 2026 Triumph TF 250-X Specifications | |
|---|---|
| Engine Type | Single Cylinder 4-Stroke DOHC |
| Capacity | 249.95 cc |
| Bore x Stroke | 78.0 mm x 52.3 mm |
| Compression | 14.4 |
| System | Dell’Orto EFI |
| Exhaust | Single Silencer |
| Final Drive | 13/48 |
| Clutch | Wet Multi-Plate Belleville Spring |
| Gearbox | 5 Speed |
| Frame | Aluminum, Spine |
| Swingarm | Aluminum Fabrication |
| Front Wheel | 21″ x 1.6″ |
| Rear Wheel | 19″ x 1.85″ |
| Front Tire | 80/100 – 21 |
| Rear Tire | 100/90 – 19 |
| Front Suspension | 48mm KYB coil spring fork, compression/rebound adjustment, 12.2 inches of travel |
| Rear Suspension | KYB Coil, compression adjustment (H and L speed), rebound adjustment, 12.0 inches of travel |
| Front Brakes | Brembo Twin 24mm Piston, 260mm Disc |
| Rear Brakes | Brembo single 26mm piston, 220mm disc |
| Instrument Display / Functions | Hour Meter, Multifunction Switch Cubes |
| Width Handlebars | 32.91 inches |
| Height Without Mirror | 50 inches |
| Seat Height | 37.8 inches |
| Wheelbase | 58.74 inches |
| Rake / Trail | 27.4° / 4.57 inches |
| Wet Weight | 229.3 pounds (claimed) |
| Tank Capacity | 1.85 gallons |
