Scooters
2026Aprilia SR GP 400
27 fields on record
The 2026 Aprilia SR GP 400 is an Italian scooter. It uses a 399cc liquid-cooled four-stroke single making 36 hp and 36.6 Nm, driving through an automatic transmission. It weighs 186 kg wet and has a 12-litre tank.
- Capacity
- 399.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- Not on record
Know it? Add it → - Wet weight
- 186.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 36.0 HP (26.8 kW) @ 7500 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Scooter built for its class - everyday, practical use.
- Built for
- A scooter from Aprilia, built around a 399cc engine - a real production model, but this profile is formula-generated from its class and spec sheet rather than individually reviewed.
- Not ideal for
- Not for serious performance or off-road use.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 399.0 ccm
- Power
- 36.0 HP (26.8 kW) @ 7500 RPM
- Torque
- 36.6 Nm (3.7 kgf-m) @ 5700 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.1935 HP/kg (wet)
- Bore x stroke
- 84.0 x 72.0 mm
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- Electronic
- Lubrication system
- Dry sump
Transmission
- Transmission type
- Automatic
- Final drive
- Belt
- Clutch
- Automatic multi-disc centrifuge in oil bath
Dimensions & weight
Chassis & suspension
- Frame
- Double-cradle structure made from high-strength steel tubes
- Front suspension
- Ø41 mm Upside-down hydraulic fork
- Rear suspension
- Dual-action gas-charged shock absorber with separate reservoir, spring preload adjustment
- Front wheel travel
- 120 mm
- Rear wheel travel
- 120 mm
Brakes & wheels
- Front brakes
- Single 300 mm Floating disc with radial mounting caliper with 4 opposing 28 mm pistons
- Front brakes diameter
- 300 mm
- Rear brakes
- Single 240 mm disc, with dual piston caliper
- Rear brakes diameter
- 240 mm
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Aprilia SR GP 400?
The 2026 Aprilia SR GP 400 has a Capacity of 399.0 ccm (24.35 cubic inches).
What engine power does the Aprilia SR GP 400 have?
The 2026 Aprilia SR GP 400 has a Power of 36.0 HP (26.8 kW) @ 7500 RPM.
What is the torque of the Aprilia SR GP 400?
The 2026 Aprilia SR GP 400 has a Torque of 36.6 Nm (3.7 kgf-m or 27.0 ft.lbs) @ 5700 RPM.
How much does the Aprilia SR GP 400 weigh?
The 2026 Aprilia SR GP 400 has a Wet weight of 186.0 kg (410.1 pounds).
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