Products

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 66.34mm
• Oversize: Standard
• Number of Rings: 2
• Replacement Rings: RSB6640
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 71.94mm
• Oversize: Standard
• Number of Rings: 2
• Replacement Rings: RSB7200
• Replacement Wrist Pin: WP039
• Replacement Circlip: CW18

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 71.93mm
• Oversize: Standard
• Replacement Rings: 2xRSB7200
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18
• Replacement Needle Bearing: N1021

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 66.33mm
• Oversize: Standard
• Number of Rings: 2
• Replacement Rings: RSB6640
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 53.95mm
• Oversize: Standard
• Number of Rings: 1
• Replacement Rings: RSB5400
• Replacement Wrist Pin: WP032
• Replacement Circlip: CW15
• Replacement Needle Bearing: N1047

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 53.95mm
• Oversize: Standard
• Number of Rings: 1
• Replacement Rings: RSB5400
• Replacement Wrist Pin: WP032
• Replacement Circlip: CW15
• Replacement Needle Bearing: N1047

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 53.94mm
• Oversize: Standard
• Number of Rings: 1
• Replacement Rings: RSB5400
• Replacement Wrist Pin: WP032
• Replacement Circlip: CW15
• Replacement Needle Bearing: N1047

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Pist on Size: 66.34mm
• Oversize: Standard
• Number of Rings: 2
• Replacement Rings: RSB6640
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18
• Optional Replacement Needle Bearing (not included): N1021

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips and Rings. Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 66.35mm
• Oversize: +0.01mm
• Number of Rings: 1
• Replacement Rings: RSB6640
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18
• Replacement Needle Bearing: N1021

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 66.35mm
• Oversize: +0.01mm
• Number of Rings: 2
• Replacement Rings: RSB6640
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18
• Replacement Needle Bearing: N1021

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 66.34mm
• Oversize: Standard
• Number of Rings: 2
• Replacement Rings: RSB6640
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18
• Replacement Needle Bearing: N1021

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 66.34mm
• Oversize: Standard
• Number of Rings: 1
• Replacement Rings: RSB6640
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18
• Replacement Needle Bearing: N1021

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 66.34mm
• Oversize: Standard
• Number of Rings: 2
• Replacement Rings: RSB6640
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18
• Replacement Needle Bearing: N1021

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features:

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications:

• Piston Size: 45.96mm
• Oversize: +0.01mm
• Number of Rings: 1
• Replacement Rings: RSB4600
• Replacement Wrist Pin: WP058
• Replacement Circlip: CW14
• Optional Replacement Needle Bearing (not included): N1004

Note: Wossner Piston Kits include the Piston, Wrist Pin, Circlips and Rings. Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 47.45mm
• Oversize: Standard
• Number of Rings: 1
• Replacement Rings: RSB4750
• Replacement Wrist Pin: WP058
• Replacement Circlip: CW14
• Replacement Needle Bearing: N1006

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 65.95mm
• Oversize: Standard
• Number of Rings: 2
• Replacement Rings: 660XKS
• Replacement Wrist Pin: WP058
• Replacement Circlip: CW14

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service.

Features

• In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
• 4-stroke pistons are made using a double-bridged forging design
• Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
• All pistons include piston, ring, wrist pin and pin locks
• Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
• Made in Germany

Specifications

• Piston Size: 65.96mm
• Oversize: +0.50mm
• Wossner Compression: 11.00:1
• OEM Compression: 9.00:1
• Number of Rings: 3
• Replacement Rings: 660XKS
• Replacement Wrist Pin: WP011
• Replacement Circlip: CW15

NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.