What category is the 1981 Suzuki DR 400 S?

The 1981 Suzuki DR 400 S has a Category of Enduro / offroad.

What is the engine size of the 1981 Suzuki DR 400 S?

The 1981 Suzuki DR 400 S has a Capacity: of 396.00 ccm (24.16 cubic inches).

What type of engine does the 1981 Suzuki DR 400 S have?

The 1981 Suzuki DR 400 S has a Engine type of Single cylinder.

What is the engine power of the 1981 Suzuki DR 400 S?

The 1981 Suzuki DR 400 S has a Power of 27.00.

Is the 1981 Suzuki DR 400 S air cooled or liquid cooled?

The 1981 Suzuki DR 400 S has a Cooling system of Air.

How many gears does the 1981 Suzuki DR 400 S have?

The 1981 Suzuki DR 400 S has a Gearbox of 5-speed.

How much does the 1981 Suzuki DR 400 S weigh?

The 1981 Suzuki DR 400 S has a Weight incl. oil, gas, etc of 141.0 kg (310.9 pounds).

What is the top speed of the 1981 Suzuki DR 400 S?

The 1981 Suzuki DR 400 S has a Top speed of 128.0 km/h (79.5 mph).

Suzuki DR 400 S - 1981 Specifications and Reviews

Name: 1981 Suzuki DR 400 S
Brand: Suzuki

The 1981 Suzuki DR 400 S is a lightweight enduro machine designed for riders seeking dual-sport versatility. Its air-cooled single-cylinder engine delivers 27 horsepower with excellent fuel efficiency, making it ideal for both on-road commuting and light off-road exploration. The DR 400 S is best known for its reliable simplicity and manageable weight, appealing to novice and experienced riders alike.

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General information
Category	Enduro / offroad
Year	1981
Model	Suzuki DR 400 S

Engine and Transmission Specifications
Transmission typefinal drive	Chain
Gearbox	5-speed
Cooling system	Air
Fuel control	OHC
Valves per cylinder	2
Bore x stroke	88.0 x 65.2 mm (3.5 x 2.6 inches)
Compression	9.3:1
Power	27.00
Stroke	4
Engine type	Single cylinder
Capacity:	396.00 ccm (24.16 cubic inches)

Physical measures and capacities
Weight incl. oil, gas, etc	141.0 kg (310.9 pounds)
Suzuki DR 400 S dimensions and frame
Rear brakes	Expanding brake
Front brakes	Expanding brake
Rear tyre dimensions	4.60-18
Front tyre dimensions	3.00-21
Speed and acceleration
Top speed	128.0 km/h (79.5 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	9.00 litres (2.38 gallons)

Performance Profile & Rider Fit

27 hp

Peak Power

79.5 mph

Top Speed

Best For

Track15%

City40%

Cornering55%

Daily Riding35%

Touring25%

Passenger20%

Rider Profile

Best For	Suits riders with at least some basic off-road or dirt bike experience, as the light weight and tall stance reward confident, active riding.
Purpose	Built primarily for trail riding, green lanes, and light enduro use rather than fast road travel or long-distance touring.
Rider Fit	Its low 141 kg weight and slim proportions make it manageable for smaller or less physically strong riders, though the tall seat height typical of enduro bikes of this era may challenge shorter riders.
Character	A simple, rugged, air-cooled single with old-school drum brakes and a narrow torque-focused engine, giving it an honest, mechanical, back-to-basics feel.
Not Ideal For	Not suitable for riders wanting high-speed highway cruising, modern comfort, or two-up touring capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.