silverado-2500hd-header

Featured Sierra 2500HD 3.5″ Lift Kit

2011-2015 4wd Models

Tuff Country EZ-Ride suspension’s 3.5″ lift kits for the 2500HD/3500HD are an affordable lift solution that will allow up to 35 inch tires (w/minor trimming). The replacement torsion bars reindex the factory torsion bars while the new upper control arms keep the front end in proper geometry. 1″ inch blocks and extended u-bolts raise the rear end. Also includes front shock relocation brackets, new shocks not required.

13085-tuff

Fits Years: 2011, 2012, 2013, 2013, 2015

  • Reindexes factory torsion bars without “cracking up”
  • New upper control arms keep proper geometry
  • Bolt-on installation, no drilling required
  • Fit up to 35 inch tires w/minor trimming
  • New shocks not required
  • Limited Lifetime Warranty
  • Made in the USA

 

Featured Silverado 2500HD 4″ & 6″ Lift Kit

2001-2010  – Kits one & three piece w/subframes

Tuff Country EZ-Ride Suspension’s IFS lift kits for 2001-2010 Chevy/GMC 2500HD & 3500HD trucks allow up to 36″ tires and more fender clearance. These lift kits are built around a 1 piece or 3 piece sub-frame along with heavy duty steering knuckles for strength and durability. These suspension kits maintain a factory ride and install without special tools.

16985-tuff

Fits Years: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010

  • Allows use of up to 35″ tires
  • 1 piece or 3 piece subframe for strength and durability
  • Maintains a factory ride
  • Heavy Duty replacement steering knuckles
  • Lateral compression arms included in 6″ lift kits
  • Limited Lifetime Warranty
  • Made in the USA

Vehicle Applications

Model Years Size W/O
Shocks
W/SX6000
Shocks
W/SX8000
Shocks
Chevy Silverado 2500HD 4wd 2011-2015 2″ 12034 12034KH 12034KN
Instruction Manual: #12034 Instructions
Average Install Time: 4 to 6 Hours
Recommended Tire Size: N/A
Rim Backspacing: Standard
Install Notes: New shocks are optional, not required
Lift the Silverado 2500HD 2 inches and gain additional tire clearance for slightly larger tire.  Affordable and simple to install.
Chevy Silverado 2500HD 4wd

w/o factory contact overloads
2011-2015 3.5″ 13085 13085KH 13085KN
Instruction Manual: #13085 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 33″ x 12.5″ or 35″ x 11.5 (w/ trimming)
Rim Backspacing: 5.5″ or less (requires new rims)
Install Notes: New shocks are recommended, not required
Chevy Silverado 3500HD 4wd

w/ factory contact overloads
2011-2015 3.5″ 13090 13090KH 13090KN
Instruction Manual: #13090 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 33″ x 12.5″ or 35″ x 11.5 (w/ trimming)
Rim Backspacing: 5.5″ or less (requires new rims)
Install Notes: New shocks are optional, not required
Chevy Silverado 2500HD 4wd 2011-2015 6″ 16085 16085KH 16085KN
Instruction Manual: #16085 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size:

35″ x 12.5″

Rim Backspacing:

New Rims with backspacing required, depends on wheel diameter see instructions for specific sizes

Install Notes: New shocks are required
Chevy Silverado 3500HD 4wd 2011-2015 6″ 16090 16090KH 16090KN
Instruction Manual: #16090 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 35″ x 12.5″
Rim Backspacing: New Rims with backspacing required, depends on wheel diameter see instructions for specific sizes
Install Notes: New shocks are required
Chevy Silverado 2500HD 4wd

Includes rear add-a-leafs
2001-2010 2″ 12924 12924KH 12924KN
Instruction Manual: #12924 Instructions
Average Install Time: 4 to 6 Hours
Recommended Tire Size: N/A
Rim Backspacing: Standard
Install Notes:

Models with purple marked factory torsion bar keys use part #12954. New shocks are optional, not required.

Tuff Country EZ-Ride suspension’s 2″ lift kits for the 2500HD allow for slightly larger tires and additional fender clearance. The replacement torsion bars reindex the factory torsion bars which lifts the truck without “cracking up” the factory torsion bars.  This kit includes rear add-a-leafs.
Chevy Silverado 2500HD 4wd

Includes rear lift blocks
2001-2010 2″ 12934 12934KH 12934KN
Instruction Manual: #12934 Instructions
Average Install Time: 4 to 6 Hours
Recommended Tire Size: N/A
Rim Backspacing: Standard
Install Notes:

Models with purple marked factory torsion bar keys use part #12964. New shocks are optional, not required

Chevy Silverado 2500HD 4wd

Includes one piece sub-frame
2001-2010 4″ 14985 14985KH 14985KN
Instruction Manual: #14985 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 33″ x 12.5″
Rim Backspacing: 4.5″ or less (requires new rims)
Install Notes: New shocks are required. Excludes dually models.
Chevy Silverado 2500HD 4wd

Includes 3 piece sub-frame
2001-2010 4″ 14993 14993KH 14993KN
Instruction Manual: #14993 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 33″ x 12.5″
Rim Backspacing: 4.5″ or less (requires new rims)
Install Notes: New shocks are required. Excludes dually models.
Chevy Silverado 2500HD 4wd

Includes one piece sub-frame
2001-2010 6″ 16985 16985KH 16985KN
Instruction Manual: #16985 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 35″ x 12.5″
Rim Backspacing: 4.5″ or less (requires new rims)
Install Notes: New shocks are required.  Excludes dually models.
Chevy Silverado 2500HD 4wd

Includes 3 piece sub-frame
2001-2010 6″ 16993 16993KH 16993KN
Instruction Manual: #16993 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 35″ x 12.5″
Rim Backspacing: 4.5″ or less (requires new rims)
Install Notes: New shocks are required.  Excludes dually models.
Chevy Silverado 3500HD 4wd

Includes one piece sub-frame
2001-2006 4″ 14990 14990KH 14990KN
Instruction Manual: #14990 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 33″ x 12.5″
Rim Backspacing: 4.5″ or less (requires new rims)
Install Notes: New shocks are required.  Excludes dually models.
Chevy Silverado 3500HD 4wd

Includes 3 piece sub-frame
2001-2006 4″ 14994 14994KH 14994KN
Instruction Manual: #14994 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 33″ x 12.5″
Rim Backspacing: 4.5″ or less (requires new rims)
Install Notes: New shocks are required.  Excludes dually models.
Chevy Silverado 3500HD 4wd

Includes one piece sub-frame
2001-2006 6″ 16990 16990KH 16990KN
Instruction Manual: #16990 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 35″ x 12.5″
Rim Backspacing: 4.5″ or less (requires new rims)
Install Notes: New shocks are required.  Excludes dually models.
Chevy Silverado 3500HD 4wd

Includes 3 piece sub-frame
2001-2006 6″ 16994 16994KH 16994KN
Instruction Manual: #16994 Instructions
Average Install Time: 8 to 10 Hours
Recommended Tire Size: 35″ x 12.5″
Rim Backspacing: 4.5″ or less (requires new rims)
Install Notes: New shocks are required. Excludes dually models.