
RELEASE THE RUCKUS
2027 KTM Motocross
MY27 KTM 250 SX
RELEASE THE RUCKUS
- •Think "unbridled 2-stroke performance" and you'll probably see a KTM 250 SX in your mind's eye. For good reason too - there isn't much to compare it to. The KTM 250 SX takes that even further with a slew of fresh chassis enhancements, making it even more of a legend and one deserving of the record books.
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Highly rated by our customers for service, expertise, and reliability.
Tech Specs
ENGINE TECHNICAL DATA
Engine
Engine Type
Single cylinder, 2-stroke
Displacement
249 ccm
Bore / Stroke
66.4 / 72 mm
Compression Ratio
—
Starter / Battery
Electric starter / Lithium Ion 12.8V 2Ah
Cooling
Liquid cooling
Fuel System
Keihin EFI, throttle body 39 mm
Ignition / Engine Management
Vitesco Technologies EMS
Control
Electronic Exhaust Control
Lubrication
Mixture oil lubrication 1:60
Transmission
Gears
5
Clutch
Wet multi-disc DDS-clutch, Brembo hydraulics
Gear Ratios
| Gear | Ratio |
|---|---|
| 1st | 14:28 |
| 2nd | 16:26 |
| 3rd | 18:24 |
| 4th | 21:24 |
| 5th | 22:21 |
Primary Ratio
26:72
Final Drive
14:49
Chain
520, Non-sealed
Chassis
Frame
Central double-cradle-type 25CrMo4
Subframe
Aluminium reinforced Polyamide
Handlebar
Neken, Aluminium Ø 28 / 22 mm
Steering Head Angle
63.9°
Triple Clamp Offset
22 mm
Silencer
Aluminium
Suspension
Front Suspension
WP XACT-USD (AER), Ø 48 mm
Rear Suspension
WP XACT Monoshock with linkage
Suspension Travel Front / Rear
310 / 300 mm
Wheels, Tyres & Brakes
Front / Rear Rims
1.60 × 21" / 2.15 × 19" — Excel
Front / Rear Tyres
80/100-21" / 110/90-19" — Dunlop MX34
Front / Rear Brakes
Disc brake Ø 260 / 220 mm — Brembo
Dimensions & Weight
Wheelbase
1,493 mm ± 10 mm
Ground Clearance
354 mm
Seat Height
958 mm
Tank Capacity (approx.)
7.2 L
Weight (without fuel)
99.4 kg
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What Our Customers Say
4.8 rating from our customers



