420-16T Front Engine Sprocket (20mm) for 50cc–160cc Dirt Pit Bike & ATV

Product Overview

Maximize your top-end speed and achieve a smoother ride with the 420-16T High-Performance Front Sprocket. Designed for engines with a 20mm output shaft, this 16-tooth gear is the premier choice for riders looking to lower engine RPM during high-speed cruising. Its precision-engineered construction ensures that each tooth meshes perfectly with your chain, offering a significant upgrade in mechanical strength and stability for demanding off-road environments.

Product Compatibility

Component Type	Specification
Engine Displacement	50cc, 70cc, 110cc, 125cc, 140cc, 160cc
Vehicle Types	Dirt Pit Bikes, ATVs, 4-Wheelers, Off-Road Motorcycles
Chain Pitch	420
Shaft Fitment	20mm Countershaft
Common Brands	TaoTao, SSR, Apollo, SDG, Lifan, YX

Specifications

Feature	Details
Tooth Count	16T (16 Teeth)
Shaft Diameter	20mm (0.78")
Mounting Hole Spacing	30mm (1.18") center-to-center
Chain Size	420
Finish	High-Hardness Anti-Rust Coating
Maintenance	Easy-Disassembly Design

Key Features

• High-Speed Gearing Profile: The 16-tooth design is optimized for "gearing up," allowing your bike to reach higher top speeds while reducing engine vibration and wear during long-distance rides.
• Superior Surface Hardness: Treated with a specialized coating that prevents rust and scratches, ensuring the sprocket maintains its structural integrity and "like-new" appearance even in muddy or sandy conditions.
• Precision Tooth Machining: Every tooth is individually machined for dimensional accuracy, providing excellent mechanical strength and ensuring the chain stays securely seated at high RPMs.
• Extreme Environment Reliability: Built from high-quality alloy materials that offer exceptional resistance to wear and corrosion, specifically designed for the frequent abuse of off-road use.
• Maintenance-Friendly Design: All components are designed for easy disassembly, making it simple to perform regular inspections, cleaning, and lubrication to significantly prolong the life of your drivetrain.