Chevrolet Silverado 2500 Leaf Springs - Rear - Cognito - Deaver Mini Leaf Pack (2011–2025). This progressive overload mini pack replaces the harsh factory bottom overload to improve ride and add adjustable rear lift.

Built for stock spring packs only, this Deaver/Cognito mini pack installs with new center pins (included), softening initial rate and adding support as load builds. Remove one or both factory spacer blocks for roughly 1–3 inches of rear height (1–2.5 inches typical) on GM 8‑lug Silverado/Sierra 2500/3500 HD, 2WD or 4WD. Made in the USA; sold as a set.

Features

• Progressive rate for smoother ride
• Approx. 1–3 in adjustable rear lift (1–2.5 in typical)
• Fits 2011–2025 GM 8‑lug 2500/3500 HD; stock packs only
• Approx. 2‑hour DIY installation

Questions? Call us—installation and customization are available at our Austin, TX and Los Angeles, CA shops: 512-982-9393 (TX) or 562-981-6800 (CA).

Ordering multiple items? Contact us for potential shipping discounts. We install on premises at both locations.

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