Sterling L8500 Helper Springs
- Timbren®Rear SES Rubber Helper Spring Kit (URMDH)Rear SES Rubber Helper Spring Kit (URMDH) by Timbren®. This SES Suspension Upgrade fits the rear suspension truck. Each laser cut piece of steel is precision bent and powder-coated to ensure a quality fit. Engineered hollow rubber...Improves ride and handlingEliminates trailer sway and roll$667.05
- Timbren®Front SES Rubber Helper Spring Kit (STFLT95A)Front SES Rubber Helper Spring Kit (STFLT95A) by Timbren®. This SES Suspension Upgrade fits the rear suspension truck. Each laser cut piece of steel is precision bent and powder-coated to ensure a quality fit. Engineered hollow rubber...Improves ride and handlingEliminates trailer sway and roll$625.17