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KTM 400 SX · Wiki | BlueMoto

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400 SX

KTM 400 SX

KTM's first-generation RFS 400cc four-stroke motocrosser.

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Facts

Model

Category: Motocross
Family: RFS 4-Strokes (400–525)
Also known as: KTM 400 SX, 400 SX Racing, 400SX

Production

First year: 2000^[1]^[2]
Last year: 2002^[3]^[4]
In production: No^[3]

Engine

Displacement: 398 cc
Engine type: Four-stroke
Cylinders: 1^[1]
Cooling: Liquid-cooled^[1]
Starter: Kick^[1]
Transmission: 6-speed^[1]

Generations

2000–2002 · 400 SX Racing

Model years

Model years
Model year	Dry weight	Seat height
2000	107 kg	925 mm
2001	107 kg	925 mm
2002	107 kg

925 mm

5 sources

motorradundreisen.de › 400-sx-racing-19351
bike-parts-ktm.com › SX
bike-parts-ktm.com › 2003
bike-parts-ktm.com › SX
bikez.com › ktm_motorcycles

Imported 13 Oct 2026

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