Rassini’s 1+C Hybrid leaf spring features a single steel parabolic main plate and a flat glass fiber composite helper plate to provide suspension on the rear wheels of the Ford F-150 pickup truck.

Just as you wouldn’t overload a packhorse, it’s just not right to overload your workhorse van. Sure, a Ram ProMaster van is designed to carry heavy cargo (rated for 4,440 pounds, max), but nobody ...

Time has a way of making everything sag, droop, and fall. Just ask anyone over the age of 40. Believe it or not, the suspension of an early-model RV, truck, or van is no different. Eventually it's ...

BrightDrop electric delivery vans (above) as well as Chevrolet Silverado/GMC Sierra pickups from General Motors Co. feature North America’s first composite tension leaf springs (TLS) with progressive ...

As a specialist in the mass production of composite helper leaf springs for various leading OEMs, Rassini continuously develops innovative new suspension component designs. Due to cost and timing, ...

Heavy Slide-in Campers, Horse Trailers, RV Trailers etc, can test your truck and SUV’s suspension. Truck leaf springs are longer now. SUV’s are mostly rear coil springs now and they need help with ...

Rassini has developed and manufactures the hybrid rear suspension, which consists of a parabolic main steel leaf supported by a composite helper, at its Piedras Negras (Coahuila Mexico) location. With ...