PISTON KIT 07-20 TRX420 87.50, 8869D100 WOSSNER FORGED RANCHE, TRX420FA/FE/FM/TE/TM/FPA/FPE/F

Wossner 87.50mm (87.45mm) forged piston kit is designed for Honda TRX420 Rancher models, including FA, FE, FM, TE, TM, FPA, FPE, and FPM variants from 2007 to 2020. Engineered for strength and precision, this piston ensures efficient heat transfer to the cylinder walls, providing uniform expansion and reducing localized pressure. The elliptical design distributes thrust loads evenly, preventing piston collapse. Manufactured in Germany, it meets high-quality standards for reliable performance.

Features

• Wossner forged piston for superior strength and durability
• Optimized heat transfer for improved combustion efficiency
• Elliptical design for uniform bearing surface and reduced localized pressure
• Precision-engineered to prevent piston collapse
• Made in Germany

Specifications

• Bore Size: 87.50mm (87.45mm)
• Oversize: +1.00mm
• Displacement: 420cc
• Stroke: 72.00mm
• Clearance: 0.06mm
• Compression Ratio: 2-stroke
• Compression Height: 38.00mm
• Lock Part Number: CW19
• Pin Part Number: WP026
• Ring Set Part Number: 875XSY
• Theoretical Weight: Not specified

Cross-Reference OEM Part Numbers

• 13101-HP5-600
• 40050M08650
• 01.1487.000

Vehicle Fitments

• Honda TRX420 Rancher FA/FE/FM/TE/TM/FPA/FPE/FPM (2007-2020)