Rough Country Hydraulic Tailgate Assist for Chevy Silverado & GMC Sierra 2007–2018 — Smooth One-Handed Lowering, No-Drill Install

Rough Country’s Hydraulic Tailgate Assist is a bolt-on damping system that slows and controls the tailgate drop for Chevy Silverado and GMC Sierra 1500/2500HD/3500HD (2007–2018).

This hydraulic tailgate assist replaces the sudden-plop motion of a factory tailgate with a smooth, controlled descent so you can open your truck bed with one hand and without worry. Designed specifically for GM 1500 and 2500/3500 HD models from 2007 through 2018, the unit mounts to the driver side using existing cable hardware and includes all bolts and fittings needed for a no-drill installation. Constructed from heavy-duty A1018 plate steel and backed by a three-year warranty, it’s built to withstand daily use on and off the road.

How does the Tailgate Assist make loading and unloading easier?

Instead of the tailgate falling quickly and stopping abruptly, the hydraulic damper regulates speed so the gate lowers steadily. That steadiness reduces the need for a second hand to catch the tailgate, makes sliding cargo in and out simpler, and lowers the chance of damage from slamming.

• Smooth, one-handed opening for quick access to the truck bed.
• Hydraulic damping prevents sudden drops and heavy impacts.
• Consistent operation regardless of cargo weight distribution.

Will installation require drilling or special tools?

No drilling is required—the Tailgate Assist bolts to the driver-side hinge area and uses your factory cables and mounting points. The kit ships with all necessary hardware and fits the specified GM models for an uncomplicated DIY install that most owners can complete in under an hour.

• No-drill bolt-on design attaches to existing factory points.
• Includes bolts, brackets, and fittings for immediate install.
• Basic hand tools (ratchet, sockets, wrench) are all that’s needed.

What materials and durability features does this unit offer?

The damper body and brackets are made from A1018 plate steel engineered to resist bending and wear from repeated use. Finished components and robust seals keep the hydraulic action consistent, and Rough Country supports the product with a three-year warranty to cover manufacturing defects.

• A1018 plate steel construction for strength and impact resistance.
• Engineered hydraulic damping for long-term consistent performance.
• Three-year warranty from Rough Country for added confidence.

How does this Tailgate Assist fit with factory hardware and other accessories?

The unit is designed to work alongside factory tailgate cables and accessories without modification. It mounts on the driver side only and leaves the tailgate’s latch and wiring functions unchanged, making it compatible with most bed liners, tonneau covers, and aftermarket hardware that don’t interfere with the hinge area.

• Works with original tailgate cables and latch system—no interference.
• Driver-side install requires only one unit per truck.
• Compatible with most noninvasive bed accessories and liners.

Who is this for: The Rough Country Hydraulic Tailgate Assist is ideal for Chevy and GMC owners (2007–2018 1500/2500HD/3500HD) who want safer, easier tailgate operation—especially useful for solo drivers, tradespeople loading heavy gear, and anyone who wants to prevent tailgate slam and extend component life. If you value a simple, bolt-on upgrade that improves daily usability and protects cargo-area components, this is a practical, durable solution.