Built for the TrailFX Leaf Spring Block Kit for Chevrolet Silverado and GMC Sierra 3500 HD (Part Number BUG04), this TrailFX component delivers rugged durability, precise fitment, and trail-ready performance. Engineered for serious off-road use while maintaining everyday drivability.
Enhance your heavy-duty truck's stance and performance with the TrailFX Leaf Spring Block Kit, designed specifically for 2012 to 2016 Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD models. Crafted from durable cast iron, this 2-inch rear lift kit provides a reliable solution to improve ground clearance and accommodate larger tires without compromising ride quality. The kit is engineered to deliver consistent performance under demanding conditions, making it an excellent upgrade for both daily driving and off-road adventures. Installation is straightforward, as all necessary components and hardware are included, and no drilling or cutting is required. This comprehensive kit ensures a secure fit and long-lasting durability, backed by a limited lifetime warranty for added confidence. Enhance your vehicle's appearance and functionality with a solution that combines strength, reliability, and ease of installation. Designed with safety and performance in mind, the TrailFX Leaf Spring Block Kit is an optimal choice for truck enthusiasts seeking a balanced lift and improved stance. Whether you're customizing for style or function, this kit offers a cost-effective and efficient way to upgrade your heavy-duty pickup. Trust in TrailFX's commitment to quality and performance with this precision-engineered lift solution that meets the demands of modern truck owners.
Features:
- Material: Cast iron construction for durability and strength
- Lift Height: Provides a 2-inch rear lift to improve stance and clearance
- Compatibility: Fits 2012-2016 Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD models
- Ease of Installation: Includes all necessary components and hardware, no drilling or cutting required
- Warranty: Limited lifetime warranty for peace of mind
Fitment:
Chevrolet Silverado 3500 HD 2011
Chevrolet Silverado 3500 HD 2012
Chevrolet Silverado 3500 HD 2013
Chevrolet Silverado 3500 HD 2014
Chevrolet Silverado 3500 HD 2015
Chevrolet Silverado 3500 HD 2016
Chevrolet Silverado 3500 HD 2017
Chevrolet Silverado 3500 HD 2018
Chevrolet Silverado 3500 HD 2019
Chevrolet Silverado 3500 HD 2020
Chevrolet Silverado 3500 HD 2021
Chevrolet Silverado 3500 HD 2022
Chevrolet Silverado 3500 HD 2023
Chevrolet Silverado 3500 HD 2024
Chevrolet Silverado 3500 HD 2025
Chevrolet Silverado 3500 HD 2026
GMC Sierra 3500 HD 2011
GMC Sierra 3500 HD 2012
GMC Sierra 3500 HD 2013
GMC Sierra 3500 HD 2014
GMC Sierra 3500 HD 2015
GMC Sierra 3500 HD 2016
GMC Sierra 3500 HD 2017
GMC Sierra 3500 HD 2018
GMC Sierra 3500 HD 2019
GMC Sierra 3500 HD 2020
GMC Sierra 3500 HD 2021
GMC Sierra 3500 HD 2022
GMC Sierra 3500 HD 2023
GMC Sierra 3500 HD 2024
GMC Sierra 3500 HD 2025
GMC Sierra 3500 HD 2026
Currently, we do not have an installation guide available for this product. Please contact support for assistance.
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Most orders ship within 3-5 business days. For backordered items, please allow 2-3 weeks.
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Returns & Exchanges
- All returns must be authorized by KOVA Offroad before an item is shipped back.
- Return eligibility and timeframes may vary by manufacturer and product.
- Products must generally be unused, uninstalled, in new and resellable condition, and returned with all original packaging, hardware, and documentation.
- Original shipping charges are non-refundable unless the return is the result of an error or a confirmed defective product.
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- Do not ship a return to KOVA Offroad or directly to a manufacturer without receiving return authorization and return instructions from us first.
Obtaining Return Authorization
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- We will provide the appropriate return instructions and shipping location after the return has been approved.
- Returns sent without authorization may be refused or delayed.
Warranty & Defective Products
- Product warranties are provided by the individual manufacturer and vary by brand and product.
- KOVA Offroad does not independently manufacture or warrant third-party products, but we will assist customers with the warranty claim process whenever possible.
- If you believe a product is defective, contact us with your order number, a description of the issue, and photos or video if applicable.
- Warranty approval, replacement, repair, shipping costs, and claim requirements are subject to the manufacturer’s warranty policy.
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Fitment
- Customers are responsible for reviewing the listed vehicle fitment before purchasing.
- If a customer is unsure whether a product fits their vehicle, they should contact KOVA Offroad before ordering, and we will help verify compatibility.
Questions?
Call us at (800) 507-0672 or email sales@kovaoffroad.com.


