Increase the Load-carrying capacity of your Silverado 1500 LTZ with a Walkinshaw GVM Upgrade by Pedders. Ideal for vehicles that tow or carry heavy loads, this kit is designed and tuned by Walkinshaw, offering exceptional ride quality whilst increasing the vehicle's Certified GVM rating from 3300kg to 3652kg, providing an increase of Payload of up to 1078kg . A Walkinshaw GVM Upgrade includes heavy-duty components which allow for an increased Gross Vehicle Mass certification via a second stage manufacturing program. The result of a Walkinshaw GVM Upgrade by Pedders is superior load-carrying capability and increased rear axle capacity, increasing from 1724kg to 1996kg, allowing you to carry more weight safely and legally.