SKU: 21583403731

Fits Chevy/GMC 2500HD/3500HD (11-19) 3.5" Lift Kit; Knuckle; w/ Overloads; 97630

Sale price$517.48 Regular price$574.98
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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5

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Description

Fits Chevy/GMC 2500HD/3500HD (11-19) 3.5" Lift Kit; Knuckle; w/ Overloads; 97630Improved Ground Clearance and Ride Quality. Take your workhorse to the next level with Rough Country's 3. 5" Knuckle Lift kit. Rough Country's 3. 5" Knuckle Kit provides an improved ground clearance and is designed for on or off road driving. This suspension offers Rough Country's full lineup of shocks ranging from our N3 series to Vertex adjustable coil overs. Innovative Design and Construction. This suspension kit combines the use of durable steel

Improved Ground Clearance and Ride Quality. Take your workhorse to the next level with Rough Country's 3.5" Knuckle Lift kit. Rough Country's 3.5" Knuckle Kit provides an improved ground clearance and is designed for on or off-road driving. This suspension offers Rough Country's full lineup of shocks ranging from our N3 series to Vertex adjustable coil-overs.

Innovative Design and Construction. This suspension kit combines the use of durable steel knuckles and forged upper control arms to reduce cv angles. Featuring a set of forged torsion bar keys that offer uncompromised strength and rigidity gaining lift height is no issue. Utilizing our forged upper control arms and differential drop spacers this kit allows you to retain factory-like geometry and provides enough clearance to run 33" tires with appropriate wheel backspacing.

Installation.With a no-cut or drilling, design installation couldn't be easier. With an estimated timeframe of 4-6 hours this full kit can be installed at home using standard tools and can be completed efficiently and quickly!

Lifetime Replacement Warranty. Rough Country's 3.5" Knuckle Kit is backed with a lifetime replacement warranty towards manufacturer defects. As such, the product is protected from structural and workmanship damage after the date of purchase. With our industry-leading warranty give yourself peace of mind when using Rough Country's Suspension products!


Features:

  • Easy bolt-on installation.
  • No cutting, drilling or welding.
  • Increased ground clearance.
  • Levels the front with the rear of the vehicle.
  • Torsion bar keys are forged for uncompromised strength.
  • Keys are indexed to not stress OE components.
  • Knuckles help to reduce possible CV bind.
  • Upper control arms help maintain factory-like geometry while keeping a full range of motion.
  • Upper control arms feature OEM style Clevite rubber bushings.
  • Optional N3 Loaded Struts Includes pre-loaded coil Maintains smooth, factory-like ride Increased ground clearance Engineered for lifted applications Infinitely Variable Damping Leak-proof piston seal Massive 1 3/8in Bore Silver powder coat finish 3-year Manufacturer's Warranty Optional V2 Monotube Shocks Monotube design Internal floating piston Nitrogen-charged 46mm high-flow piston Fast heat dissipation 36kN Tensile Strength Mounts inverted T6061 brushed aluminum body 3-year Manufacturer's Warranty Optional Vertex 8-Stage Adjustable Damping Monotube Design Nitrogen-charged Massive 2.5in Piston 22mm Chrome-Hardened Piston Rod 3-Stage Seal System Heat-Treated, Alloy Bearing Honed Steel Body 3-year Manufacturer's Warranty

Application:

Year Make Model Submodel
2015-2019 GMC Sierra 3500 HD Base
2015-2019 GMC Sierra 2500 HD Base
2011-2019 GMC Sierra 2500 HD Denali
2011-2019 GMC Sierra 3500 HD Denali
2015-2019 Chevrolet Silverado 2500 HD High Country
2015-2019 Chevrolet Silverado 3500 HD High Country
2011-2019 Chevrolet Silverado 3500 HD LT
2011-2019 Chevrolet Silverado 2500 HD LT
2011-2019 Chevrolet Silverado 2500 HD LTZ
2011-2019 Chevrolet Silverado 3500 HD LTZ
2011-2019 GMC Sierra 2500 HD SLE
2011-2019 GMC Sierra 3500 HD SLE
2011-2019 GMC Sierra 2500 HD SLT
2011-2019 GMC Sierra 3500 HD SLT
2011-2019 Chevrolet Silverado 2500 HD WT
2011-2019 Chevrolet Silverado 3500 HD WT
2011-2014 GMC Sierra 2500 HD WT
2011-2014 GMC Sierra 3500 HD WT
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: 21583403731

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Amazon Customer
Massapequa, US
★★★★★ 5
So just use it in the long run you’ll love it
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 5W-30
The best quality , compatible with any engine advanced synthetic oil. Great value for the money it will save you money in the future. The fit is great easy to pour. The color is beautiful amber gold. I’ve been using Valvoline oil for 48 years. I’ve been a mechanic for 48 years and if you take apart an engine that has been using it , it is clean inside. If you take apart an engine that has been using a different brand they have a tar like build up in them. Like the old commercial use to say mechanics that know use only valvoline oil.
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Reviewed in the United States on May 27, 2026
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Milo
Belleville, US
★★★★★ 5
Good Oil and Great Price
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 0W-20
I get this oil for my daughter’s 2016 Corolla. It’s such a great price compared to auto part store. I do hope it’s the same quality as I get elsewhere! It seems to be a quality oil for my daughter’s 4cyl Corolla.
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Reviewed in the United States on June 1, 2026
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Alan 77
Charlottesville, US
★★★★★ 5
Works well
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 10W-30
I really like Valvaline oil for my vehicle, have for years
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Reviewed in the United States on May 30, 2026
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Howard
Alexandria, US
★★★★★ 5
There’s oil in those yarn Hills!
Style: Full Synthetic High Mileage, Size: 1 qt (Pack of 1), Configuration: 5W-20
It’s great oil at a fair price. The shipping was expeditious and glad it was.
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Reviewed in the United States on May 22, 2026
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Robert
Battle Creek, US
★★★★★ 5
Great value, cheaper than local.
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 0W-20
Good value, fast shipping, Valvoline quality.
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Reviewed in the United States on May 16, 2026

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