Lahoo Autoparts American Series Small Leaf Spring, including Double-Eye Leaf Spring, Slipper Leaf Spring popular in American market. These light duty leaf springs, with USA standard, can be used in Boat Trailer, Cargo Trailer, Farming Trailer and so on.

For American Series Leaf Spring, they may have many Part Numbers, such as SW4B, it also named 72-42/LIB-401-DE/UNA212/PR4B/124903/9150014/93184, but they are same thing, just because different company uses different part number.

Welcome inquiring with part number or drawings,we will be pleased to supply good quality and high performance product to you.

 American Series Leaf Spring Drawings

Parabolic Type travel trailer leaf springs For Boat Trailer

American Series Leaf Spring - Specification and details

Main products as bellow

Axles:  American type & German type with different capacity.

Mechanical suspension: 1axle, 2axle & 3axle with different steel plate thickness, German type,American type

Trailer air Suspension: 1axle, 2axle & 3axle with or without lifting

Bogie suspension: 24tons, 28tons, 32tons,drum and spoke type

Landing Gear: Gear outside & Gear inside with capacity 25tons, 28tons, 30tons and 35tons

Wheel rim: Tube/Tubeless type , different size for truck, semi-trailer

Leaf Spring: Conventional and parabolic type with different size.

5th wheel & King pin: 2'' & 3.5'', Forging/Casting type

Air Chamber: T14, T16, T24, T30, T2430, T2424, T3030

Wheel hub and brake drum with different size