WISECO 40278M09500 ArmorGlide Piston Kit 95mm 13.5:1 Gas Gas KTM Husqvarna 2013–2025

WISECO 40278M09500 ArmorGlide Piston Kit 95mm 13.5:1 Gas Gas KTM Husqvarna 2013–2025

The WISECO 40278M09500 ArmorGlide piston kit is engineered to deliver a strong balance of increased power, durability, and reliable engine performance for modern and legacy 450cc four-stroke platforms. Precision-manufactured to tight tolerances, this WISECO piston kit 95mm 13.5:1 compression ratio improves combustion efficiency and throttle response while maintaining controlled operating temperatures for demanding motocross, off-road, and supermoto riding.

Constructed with proven WISECO forging technology and finished with an ArmorGlide® skirt coating, the WISECO 40278M09500 piston kit 95mm 13.5:1 compression ratio reduces friction, resists scuffing, and promotes long service life under sustained high-load conditions. This complete piston kit is ideal for riders and mechanics performing top-end rebuilds or routine engine maintenance who want dependable performance without sacrificing durability.

Key Features

• Forged piston construction built to tight tolerances for strength and reliability
• 95.00 mm bore with 13.5:1 compression ratio for improved torque and throttle response
• ArmorGlide® skirt coating reduces friction and enhances scuff resistance
• Optimized piston design supports efficient combustion and consistent power delivery
• Includes piston, piston rings, wrist pin, and circlips for complete installation

Vehicle Fitment

• 2022 Gas Gas MC 450F Troy Lee Designs
• 2021–2023 Gas Gas MC 450F
• 2021–2023 Gas Gas EX 450F
• 2014–2022 Husqvarna FC 450
• 2018–2020, 2022 Husqvarna FC 450 Rockstar Edition
• 2021 Husqvarna FC 450 Rockstar Edition
• 2017–2022 Husqvarna FX 450
• 2016–2024 Husqvarna FS 450
• 2015, 2025 Husqvarna FS 450
• 2013–2022 KTM 450 SX-F
• 2013–2014, 2021–2022 KTM 450 SMR

Frequently Asked Questions

Is this piston kit compatible with Gas Gas, Husqvarna, and KTM 450 engines?
Yes, this piston kit is designed for the listed 450cc Gas Gas, Husqvarna, and KTM models that use a 95.00 mm bore.

Does this kit include everything needed for installation?
Yes, the kit includes the piston, piston rings, wrist pin, and circlips for a complete top-end piston replacement.

Is a 13.5:1 compression ratio suitable for aggressive riding?
The 13.5:1 compression ratio provides improved throttle response and torque while maintaining reliability for motocross, off-road, and performance riding applications.

This piston kit is a dependable solution for riders rebuilding or maintaining their 450cc engines, delivering consistent power, reliable sealing, and long-term durability across a wide range of riding conditions.

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