Articles specific to KTM.
Respond to existing topics with questions or comments.
Post Reply
User avatar
4Strokes
Site Admin
Posts: 1239
Joined: May 02, 2016

2004 KTM 450 SX Model

Post by 4Strokes » Fri Jul 28, 2017 11:17 am

04sx450.jpg
2004 KTM 450 SX (Supercross / Motocross) Model
A highly manageable chassis of a 250 combined with the predominant performance pattern of the new 450 4-stroke engine, ready for riding with less than 105 kg. With the 450 SX Racing a custom-made competition crosser was made for its class. Suggested Retail: $6,498 USD.

Engine Specifications
Engine Type: Single cylinder, 4-stroke
Displacement: 449.39 cc
Bore x Stroke (mm): 95 / 63.4
Compression ratio: 12:1
Performance: approx. 56 HP
Starter: Kickstarter
Transmission: 4 gears
Carburetor: Keihin MX FCR 41
Control: 4V / DOHC with finger follower
Lubrication: Pressure lubrication with 2 Eaton pumps
Primary ratio: 33:76
Final drive: 5/8 x 1/4"
Cooling: Liquid cooled
Clutch: Wet multi-disc clutch APTC Adler, operated hydraulically
Ignition: Kokusan digital CDI

Chassis Specifications
Frame: Chromium molybdenum
Subframe: Titanium
Handlebar: Renthal aluminium
Front suspension: WP-USD 52 MA
Rear suspension: WP-PDS shock absorber
Suspension travel front/rear: 300 / 335 mm
Front brakes: Disc brake 260 mm
Rear brakes: Disc brake 220 mm
Front/rear rims: 1.6 x 21"; 2.15 x 19" DID
Front/rear tires: 80/100-21"; 110/90-19"
Transmission ratio: 14:50
Main silencer: Titanium
Steering head angle: 63.5°
Wheel caster: 112 mm
Wheelbase: 1481±10 mm
Ground clearance (unloaded): 380 mm
Seat height (unloaded): 925 mm
Fuel capacity: approx. 7 liters
Weight: approx. 100 kg

Post Reply

Return to “KTM Articles”

SPONSOR