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chevrolet silverado 1500 zr2

Silverado 1500 GVM upgrade exclusive to Walkinshaw Performance.



There are many reasons that you may need to increase the GVM of your vehicle. Whether you are towing a horse float or caravan, or you’re loaded up with farm or work equipment, you need a solution you can trust, brought to you by our team of Walkinshaw engineers.

Our GVM upgrade increases the allowable Gross Vehicle Mass of your Chevrolet Silverado 1500 above 1T. This lets you confidently carry a bigger load both legally and safely with improved handling and performance.

► Increase GVM from 3300kg up to 3652kg

► Increase GCM from 6851kg to 7512kg on ZR2

► Kit can be fitted Pre registration (SSM), or Post registration


*GCM increase with SSM, state variances occur with post-rego, consult your local cert engineer


► Uprated rear leaf springs

► Compliance labels (jack, towbar, tyre placard)


Compatible with WP 5th Wheel Hitch.

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