SKU: 56004575173

2011-2026 GM HD Rear Leaf Spring (ICO178527)

Sale price$259.65 Regular price$288.50
Save 10%

Pay in installments of $72.12 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 18 - Aug 23

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

2011-2026 GM HD Rear Leaf Spring (ICO178527)Replace the worn factory leaf springs on your 2011 2026 GM HD with ICON multi rate packs. Designed for improved ride quality, better load handling, and increased articulation over stock. Features Complete leaf pack for direct OEM replacement Provides 0" of rear lift, maintaining stock height Reduces rear spring rate approximately 20% on 2500 HD models Offers significantly improved ride quality compared to OE leaf springs Moves overload transition

Replace the worn factory leaf springs on your 2011-2026 GM HD with ICON multi-rate packs. Designed for improved ride quality, better load handling, and increased articulation over stock.

Features
  • Complete leaf pack for direct OEM replacement
  • Provides 0" of rear lift, maintaining stock height
  • Reduces rear spring rate approximately 20% on 2500 HD models
  • Offers significantly improved ride quality compared to OE leaf springs
  • Moves overload transition point further away for better small bump compliance
  • ICON Limited Lifetime Warranty
Wheel & Tire Recommendations
  • ICON Alloys - 18x9" w/ 5.5" Backspace / 12mm Offset
  • ICON Alloys - 20x9" w/ 5.5" Backspace / 12mm Offset
  • Tires: 35" x 12.50" (Larger tires may fit but fender trimming and modifications will be required.)
Important Notes
  • Will not fit Cab & Chassis models
  • Helper air bags are recommended for hauling/towing heavy loads
  • Fits single rear wheel models only
  • Leaf springs are sold individually. A quantity of 2 are required per vehicle.
  • GM 2500 HD models equipped with Max Trailering Package and GM 3500 HD require removal of top overload leaf
Manufacturer Description

ICON's Rear Leaf Pack provides improved ride quality for 2011-2026 Chevrolet Silverado 2500 HD/3500 HD and GMC Sierra 2500 HD/3500 HD pickup trucks while maintianing factory rear ride height. This full replacement leaf back lowers the rear spring rate approximately 20% compared to stock as well as shifts the overload transition point higher in the suspension travel to improve small bump compliance. Compatible with the full range of ICON Vehicle Dynamics shock absorbers as well as stock and other aftermarket options, this makes the leaf spring an excellent option for trucks that that do not regulaly tow or haul heavy loads and the best ride quality is desired.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 56004575173

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.2 ★★★★★
Based on 5 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
C
Verified Purchase
Carl Pontiak
Bozeman, US
★★★★★ 5
Excellent Starter
Model: 17825
Starter is an excellent Replacement for the OEM Starter. Easy installation after removing Air Flow inlet. Car is starting easily now and running smoothly after Fusible Link Block was replaced.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 22, 2026
J
Verified Purchase
Joe
Chelsea, US
★★★★★ 5
Good stuff. Works well.
Style: Mineral, Pattern Name: Gallon - 1 Pack
Good lubricant at a good price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 19, 2026
R
Verified Purchase
rootgray
Battle Creek, US
★★★★★ 5
4 stroke marine oil
Style: Mineral, Pattern Name: Gallon - 1 Pack
Best price I found. Great oil
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 13, 2026
M
Verified Purchase
Molly A.
Fort Morgan, US
★★★★★ 5
Great product
Style: Mineral, Pattern Name: Gallon - 1 Pack
Very reliable oil I have been using it for years and never had any problems with it
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
A
Verified Purchase
Albert B Matthews
Draper, US
★★★★★ 5
Quality product
Style: Mineral, Pattern Name: Quart - 6 Pack
Quality product at a reasonable price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 15, 2025

recommand products