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Key Specifications
Engine
Four stroke, single cylinder, SOHC, 4 valve
Weight
108.8 kg / 239.7 lbs
Fuel Capacity
7.2 Litres / 1.85 US gal
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Full 2025 KTM 450 SMR Specifications
Year
2025
Make Model
KTM 450 SMR
Seat Height
898 mm / 35.4 in
Wheelbase
1472 mm / 58 in
Ground Clearance
281mm / 11.1 in
Dry Weight
108.8 kg / 239.7 lbs
Fuel Capacity
7.2 Litres / 1.85 US gal
Displacement
449.9 cc / 27.4 cu-in
Engine Detail
Four stroke, single cylinder, SOHC, 4 valve
Bore x Stroke
95 x 63.4 mm
Compression Ratio
12.75:1
Cooling System
Liquid cooled
Engine Management
Keihin EMS
Exhaust
Aluminum
Fuel Induction
Keihin EFI with 44 mm throttle body
Lubrication
Pressure lubrication with 2 rotor pumps
Starter
Electric
Clutch
Suter slipper clutch with Brembo hydraulics
Final Drive
Chain 5/8 x 1/4
Final Drive Ratio
14:46
Primary Drive Ratios
29:72
Transmission / Drive
5 Speed
Frame Type
Central double-cradle-type 25CrMo4 steel
Suspension - Front
48mm Fully adjustable WP Xact inverted fork
Suspension - Rear
Linkage-assisted WP Xact mono shock
Clamp Offset - Triple
16 mm
Handlebar
Neken 28-22mm diameter w/ ODI grips
Rake
26.1°
Steering Head Angle
63.9°
Wheel Travel - Front
283 mm / 11.1 in
Wheel Travel - Rear
266 mm / 10.5 in
Brakes - Front
Single 310 mm disc with Brembo hydraulics
Brakes - Rear
Single 220mm disc with Brembo hydraulics
Tyres - Front
125/75 x 16.5
Tyres - Rear
165/65 x 17
Wheels - Front
3.5 x 16.5
Wheels - Rear
5.0 x 17
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