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Motocross Bikes

1986Husqvarna 400 WR

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The 1986 Husqvarna 400 WR is a lightweight single-cylinder motocrosser designed for intermediate off-road riders. Its responsive 395cc liquid-cooled engine delivers strong mid-range power with a 12.5:1 compression ratio, while the compact 110kg chassis excels in technical terrain and tight sections. Known for nimble handling and reliability, it remains a favorite among vintage enthusiasts seeking authentic cross-country performance.

Capacity
395.0 ccm
Engine
Single
Gearbox
6-speed
Wet weight
110.0 kg
Seat height
Not on record
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Power
17.0 HP (12.5 kW) @ 5500 RPM
⇄ Compare with another bike + Add to garage All model years
Other years 1985 1986 1987 1988 1989 1990

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 26Agility 88Comfort 35Off-road 95Touring 20Road manners 25
Off-road & trail95%
Cornering55%
City riding20%
Daily riding15%
Touring15%
Two-up5%
Track15%
Best for
Built purely for cross-country and motocross use, not as a road or commuting machine, with its low top speed reflecting a focus on trail acceleration and control rather than outright velocity.
Built for
A raw, lightweight two-stroke enduro bike with sharp throttle response and minimal creature comforts, delivering an old-school dirt bike experience.
Not ideal for
Not a good fit for riders wanting highway comfort, passenger capability, or a modern smooth power delivery.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Full specifications

Engine
Capacity
395.0 ccm
Power
17.0 HP (12.5 kW) @ 5500 RPM
Engine type
Single
Power/weight ratio
0.1545 HP/kg (wet)
Bore x stroke
82.5 x 74.0 mm
Compression
12.5:1
Cooling system
Liquid
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Performance
Top speed
110.0 km/h (68.4 mph)
Dimensions & weight
Wet weight
110.0 kg
Fuel capacity
10.50 litres
Seat height
Not on record - add it
Dry weight
Not on record - add it
Ground clearance
Not on record - add it
Brakes & wheels
Front brakes
Single disc
Rear brakes
Expanding brake
Front tyre
3.00-21
Rear tyre
5.00-18

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 19851986198819891990
Capacity 395 cc 395 cc 395 cc 395 cc 395 cc
Fuel capacity 10.5 L 10.5 L 10.5 L 10.5 L 10.5 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

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Rider rating

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Common questions

What is the engine size of the Husqvarna 400 WR?

The 1986 Husqvarna 400 WR has a Capacity of 395.0 ccm (24.10 cubic inches).

What engine power does the Husqvarna 400 WR have?

The 1986 Husqvarna 400 WR has a Power of 17.0 HP (12.5 kW) @ 5500 RPM.

How many gears does the Husqvarna 400 WR have?

The 1986 Husqvarna 400 WR has a Gearbox of 6-speed.

How much does the Husqvarna 400 WR weigh?

The 1986 Husqvarna 400 WR has a Wet weight of 110.0 kg (242.5 pounds).

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