3-Wheeler Straight Shock Spring(8/10)

This tricycle straight coil spring is made of premium alloy spring steel with professional quenching & tempering heat treatment. It maintains stable elasticity under heavy load, effectively absorbing vibration during cargo transportation. The surface adopts anti-corrosion coating to resist rust in humid and dusty environments. Uniform wire diameter ensures long service life, less fatigue failure. Widely used as rear suspension auxiliary spring for gasoline & electric cargo tricycles, easy to mount and replace.