| Model | GY6 |
| CYL DIA | 52.4 |
| TOTAL HIGH | 37 |
| COMP DIST | 20 |
| RING | 1.0*1.0*2.0 |
| PIN DIA | 15 |
| PIN LENGTH | 41.5 |
In the competitive landscape of engine parts, the piston serves as the "power core" of combustion—converting fuel energy into mechanical motion that drives motorcycles, scooters, and tricycles. The Piston GY6 emerges as a benchmark choice for GY6 series engines, engineered to excel as both motorcycle parts and tricycle parts. Unlike generic pistons that compromise on fit and durability, the GY6 is calibrated to meet the exact specifications of GY6 engines (a widely used powertrain in 125cc-150cc vehicles), ensuring seamless integration with critical components like piston rings and cylinder walls. Whether you’re a mechanic servicing a fleet of commuter vehicles, a vehicle owner upgrading for better performance, or a parts supplier seeking reliable engine parts, the Piston GY6 delivers consistent power, fuel efficiency, and long-lasting reliability—solidifying its position as a trusted solution in the GY6 aftermarket.
GY6 Motorcycle/Scooter: Compatible with popular GY6-powered scooters (e.g., Honda Dio clones, Yamaha Vino replicas) and commuter motorcycles, delivering reliable performance for daily commutes, weekend rides, and short-distance travel.
GY6 Tricycle: Ideal for utility tricycles used for rural commuting, small-scale cargo transport, and commercial delivery (e.g., food delivery, local logistics), withstanding the heavy loads and rough terrain often encountered in these applications.
Compression Rings: The dual 1.0mm rings create a tight seal that prevents combustion gases from leaking into the crankcase, maximizing power output and ensuring efficient fuel burn. Their thin yet robust design reduces friction while maintaining structural integrity, even under the high compression pressures of GY6 engines.
Oil Control Ring: The 2.0mm ring scrapes excess oil from the cylinder wall, preventing oil contamination in the combustion chamber (which can reduce performance and increase emissions) and reducing oil consumption. It also distributes a thin, uniform layer of oil to lubricate the piston and cylinder, minimizing wear and extending the engine’s lifespan.
Enhanced Power Output: The 52.4mm cylinder diameter and 20mm compression distance work together to optimize the air-fuel mixture compression, delivering a 8-10% boost in power compared to generic pistons. This translates to smoother acceleration for scooters merging into traffic and improved load-carrying capability for tricycles hauling cargo.
Superior Fuel Efficiency: The piston’s polished surface finish (achieved through precision honing) and tight tolerance fit (±0.003mm) minimize friction between the piston and cylinder wall, reducing energy waste. Combined with the efficient piston ring design, this results in up to 9% better fuel economy, lowering operational costs for daily users and commercial fleets.
Stable Operation: The 15mm piston pin diameter and 41.5mm length provide exceptional stability, distributing load evenly across the piston to prevent vibration and ensure consistent performance—even at high RPMs (common in GY6 engines during acceleration or uphill climbs).
Direct-Fit Design: It aligns with OEM specifications for GY6 engines, requiring no specialized tools or custom modifications. Simply remove the old piston, install the GY6 (with the included piston rings), and reassemble the engine—saving time and reducing labor costs.
Low Maintenance: The piston’s anti-corrosion coating and durable materials minimize upkeep needs. Routine maintenance (e.g., regular oil changes, cylinder bore inspections) is all that’s required to ensure long-lasting performance. Additionally, the piston’s compatibility with standard GY6 piston rings means replacements are easy to source, further simplifying maintenance.
Precision Fit: Calibrated to exact GY6 engine specifications for seamless integration and hassle-free installation.
Durable Design: Forged aluminum alloy, hard-anodized coating, and high-quality piston rings ensure longevity—even in demanding use cases.
High Performance: Optimized for power, fuel efficiency, and stable operation, unlocking the full potential of GY6 engines.
Proven Reliability: Backed by customer testimonials, rigorous quality testing, and ISO certification.
| Model | GY6 |
| CYL DIA | 52.4 |
| TOTAL HIGH | 37 |
| COMP DIST | 20 |
| RING | 1.0*1.0*2.0 |
| PIN DIA | 15 |
| PIN LENGTH | 41.5 |
In the competitive landscape of engine parts, the piston serves as the "power core" of combustion—converting fuel energy into mechanical motion that drives motorcycles, scooters, and tricycles. The Piston GY6 emerges as a benchmark choice for GY6 series engines, engineered to excel as both motorcycle parts and tricycle parts. Unlike generic pistons that compromise on fit and durability, the GY6 is calibrated to meet the exact specifications of GY6 engines (a widely used powertrain in 125cc-150cc vehicles), ensuring seamless integration with critical components like piston rings and cylinder walls. Whether you’re a mechanic servicing a fleet of commuter vehicles, a vehicle owner upgrading for better performance, or a parts supplier seeking reliable engine parts, the Piston GY6 delivers consistent power, fuel efficiency, and long-lasting reliability—solidifying its position as a trusted solution in the GY6 aftermarket.
GY6 Motorcycle/Scooter: Compatible with popular GY6-powered scooters (e.g., Honda Dio clones, Yamaha Vino replicas) and commuter motorcycles, delivering reliable performance for daily commutes, weekend rides, and short-distance travel.
GY6 Tricycle: Ideal for utility tricycles used for rural commuting, small-scale cargo transport, and commercial delivery (e.g., food delivery, local logistics), withstanding the heavy loads and rough terrain often encountered in these applications.
Compression Rings: The dual 1.0mm rings create a tight seal that prevents combustion gases from leaking into the crankcase, maximizing power output and ensuring efficient fuel burn. Their thin yet robust design reduces friction while maintaining structural integrity, even under the high compression pressures of GY6 engines.
Oil Control Ring: The 2.0mm ring scrapes excess oil from the cylinder wall, preventing oil contamination in the combustion chamber (which can reduce performance and increase emissions) and reducing oil consumption. It also distributes a thin, uniform layer of oil to lubricate the piston and cylinder, minimizing wear and extending the engine’s lifespan.
Enhanced Power Output: The 52.4mm cylinder diameter and 20mm compression distance work together to optimize the air-fuel mixture compression, delivering a 8-10% boost in power compared to generic pistons. This translates to smoother acceleration for scooters merging into traffic and improved load-carrying capability for tricycles hauling cargo.
Superior Fuel Efficiency: The piston’s polished surface finish (achieved through precision honing) and tight tolerance fit (±0.003mm) minimize friction between the piston and cylinder wall, reducing energy waste. Combined with the efficient piston ring design, this results in up to 9% better fuel economy, lowering operational costs for daily users and commercial fleets.
Stable Operation: The 15mm piston pin diameter and 41.5mm length provide exceptional stability, distributing load evenly across the piston to prevent vibration and ensure consistent performance—even at high RPMs (common in GY6 engines during acceleration or uphill climbs).
Direct-Fit Design: It aligns with OEM specifications for GY6 engines, requiring no specialized tools or custom modifications. Simply remove the old piston, install the GY6 (with the included piston rings), and reassemble the engine—saving time and reducing labor costs.
Low Maintenance: The piston’s anti-corrosion coating and durable materials minimize upkeep needs. Routine maintenance (e.g., regular oil changes, cylinder bore inspections) is all that’s required to ensure long-lasting performance. Additionally, the piston’s compatibility with standard GY6 piston rings means replacements are easy to source, further simplifying maintenance.
Precision Fit: Calibrated to exact GY6 engine specifications for seamless integration and hassle-free installation.
Durable Design: Forged aluminum alloy, hard-anodized coating, and high-quality piston rings ensure longevity—even in demanding use cases.
High Performance: Optimized for power, fuel efficiency, and stable operation, unlocking the full potential of GY6 engines.
Proven Reliability: Backed by customer testimonials, rigorous quality testing, and ISO certification.