PISTON KIT Aprilia RS125 C, FORGED WOSSNER KIT 8253DC, SINGLE RING
This Wossner piston kit features a 54.02mm bore with a measured diameter of 53.97mm and is engineered for Aprilia RS125 motorcycles produced from 1985 to 2012. Designed for performance and durability, the single-ring forged piston ensures efficient heat transfer and reliability under demanding conditions.
Features
-
Forged piston construction for high strength and durability
-
Optimised design for efficient heat transfer from combustion chamber to cylinder walls
-
Elliptical shape enhances bearing surface uniformity under heat expansion
-
Distributes thrust loads evenly to prevent piston collapse
-
Manufactured in Germany
Specifications
-
Bore: 54.02mm
-
Diameter: 53.97mm
-
Display: 125 cm³
-
Stroke: 54.50 mm
-
Clearance: 0.05 mm
-
Compression Ratio (Wossner): 2-stroke
-
Compression Ratio (OEM): 2-stroke
-
Compression Height: 29.00 mm
-
Ring Type: Single Ring
-
Clips P/N: CW15
-
Pin P/N: WP032
-
Ring Set P/N: RSB5400
Cross-Reference OEM Part Numbers
-
Part No. 56-W9913.00C.WO
-
Wossner Piston 8253DC
Vehicle Fitments
-
Aprilia RS125 1985ā2012
-
1985 Aprilia AF1 Futura
-
1985 Aprilia AF1 Replica
-
1985 Aprilia Caponord Rally
-
1985 Aprilia Europe Base
-
1985 Aprilia Mini RX
-
1985 Aprilia Pegaso Base
-
1985 Aprilia Red Rose Base
-
1985 Aprilia RS 125
-
1985 Aprilia Syntesi Base
-
1985 Aprilia Tuareg 250
-
1986 Aprilia AF1 Base
Product Information
Product Information
Shipping & Returns
Shipping & Returns

PISTON KIT Aprilia RS125 C, FORGED WOSSNER KIT 8253DC, SINGLE RING
PISTON KIT Aprilia RS125 C, FORGED WOSSNER KIT 8253DC, SINGLE RING
This Wossner piston kit features a 54.02mm bore with a measured diameter of 53.97mm and is engineered for Aprilia RS125 motorcycles produced from 1985 to 2012. Designed for performance and durability, the single-ring forged piston ensures efficient heat transfer and reliability under demanding conditions.
Features
-
Forged piston construction for high strength and durability
-
Optimised design for efficient heat transfer from combustion chamber to cylinder walls
-
Elliptical shape enhances bearing surface uniformity under heat expansion
-
Distributes thrust loads evenly to prevent piston collapse
-
Manufactured in Germany
Specifications
-
Bore: 54.02mm
-
Diameter: 53.97mm
-
Display: 125 cm³
-
Stroke: 54.50 mm
-
Clearance: 0.05 mm
-
Compression Ratio (Wossner): 2-stroke
-
Compression Ratio (OEM): 2-stroke
-
Compression Height: 29.00 mm
-
Ring Type: Single Ring
-
Clips P/N: CW15
-
Pin P/N: WP032
-
Ring Set P/N: RSB5400
Cross-Reference OEM Part Numbers
-
Part No. 56-W9913.00C.WO
-
Wossner Piston 8253DC
Vehicle Fitments
-
Aprilia RS125 1985ā2012
-
1985 Aprilia AF1 Futura
-
1985 Aprilia AF1 Replica
-
1985 Aprilia Caponord Rally
-
1985 Aprilia Europe Base
-
1985 Aprilia Mini RX
-
1985 Aprilia Pegaso Base
-
1985 Aprilia Red Rose Base
-
1985 Aprilia RS 125
-
1985 Aprilia Syntesi Base
-
1985 Aprilia Tuareg 250
-
1986 Aprilia AF1 Base
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
This Wossner piston kit features a 54.02mm bore with a measured diameter of 53.97mm and is engineered for Aprilia RS125 motorcycles produced from 1985 to 2012. Designed for performance and durability, the single-ring forged piston ensures efficient heat transfer and reliability under demanding conditions.
Features
-
Forged piston construction for high strength and durability
-
Optimised design for efficient heat transfer from combustion chamber to cylinder walls
-
Elliptical shape enhances bearing surface uniformity under heat expansion
-
Distributes thrust loads evenly to prevent piston collapse
-
Manufactured in Germany
Specifications
-
Bore: 54.02mm
-
Diameter: 53.97mm
-
Display: 125 cm³
-
Stroke: 54.50 mm
-
Clearance: 0.05 mm
-
Compression Ratio (Wossner): 2-stroke
-
Compression Ratio (OEM): 2-stroke
-
Compression Height: 29.00 mm
-
Ring Type: Single Ring
-
Clips P/N: CW15
-
Pin P/N: WP032
-
Ring Set P/N: RSB5400
Cross-Reference OEM Part Numbers
-
Part No. 56-W9913.00C.WO
-
Wossner Piston 8253DC
Vehicle Fitments
-
Aprilia RS125 1985ā2012
-
1985 Aprilia AF1 Futura
-
1985 Aprilia AF1 Replica
-
1985 Aprilia Caponord Rally
-
1985 Aprilia Europe Base
-
1985 Aprilia Mini RX
-
1985 Aprilia Pegaso Base
-
1985 Aprilia Red Rose Base
-
1985 Aprilia RS 125
-
1985 Aprilia Syntesi Base
-
1985 Aprilia Tuareg 250
-
1986 Aprilia AF1 Base





















