

1988-2010 Duramax Kryptonite Torsion Bar Adjuster Kit (KRKN10)
Description
Fits
| Year | Make | Model |
| 1988-1998 | Chevrolet/GMC | 1500/2500/3500 (4x4 Torsion Bar IFS) |
| 1999-2006 | Chevrolet/GMC | 1500/1500HD (4X4) |
| 1999-2010 | Chevrolet/GMC | 2500HD/3500HD All 4x4 (Inc. Duramax) |
| 2000-2006 | Chevrolet/GMC | Suburban/Tahoe/Yukon 1500/2500 (4x4) |
Enhance your GM truck’s suspension with the Kryptonite Torsion Key Adjuster & Stop Kit, featuring widened retention cuts designed to perfectly center the hardware on leveled or lifted applications. This improved alignment reduces overall system stress, prevents binding, and maintains the full range of adjustment for your torsion keys. Built for longevity, the kit includes robust 14mm Grade 10.9 bolts and forged stops, all finished in a gold zinc coating for maximum corrosion resistance.
Part Number: KRKN10
Features
- Grade 10.9 Hardware – high-strength bolt maintains reliable clamping force under heavy load.
- Gold Zinc Coated – corrosion-resistant finish for long-term protection.
-
Larger 14mm Adjuster Bolt – robust hardware for Duramax trucks.
- Direct Factory Replacement – installs seamlessly in place of OEM components.
-
Expanded Fitment – retainer allows more angle movement to accommodate Leveling Kits and Non-Torsion Bar Drop Lift Kits
Includes
- 2 x Forged and Gold Zinc Coated Key Stops
- 2 x 14mm Gold Zinc Coated 10.9 Adjusting Bolts
Notes
- Optimizes bolt alignment to reduce stress on the torsion bar system.
Warranty
(Kryptonite No Fine Print Lifetime Warranty)
Kryptonite Steering & Suspension components are warrantied for life to their original purchaser. This warranty covers manufacturer defects, premature wear, or breakage. Race it, jump it, off‑road it, wreck it, lift it—we don’t care. If you can break it, we’ll replace it.
Your Kryptonite products must be purchased through an Authorized Dealer, and Warranty Registration must be completed within 90 days of purchase. Complete warranty details can be found [here].
Original: $73.13
-65%$73.13
$25.60Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Description
Fits
| Year | Make | Model |
| 1988-1998 | Chevrolet/GMC | 1500/2500/3500 (4x4 Torsion Bar IFS) |
| 1999-2006 | Chevrolet/GMC | 1500/1500HD (4X4) |
| 1999-2010 | Chevrolet/GMC | 2500HD/3500HD All 4x4 (Inc. Duramax) |
| 2000-2006 | Chevrolet/GMC | Suburban/Tahoe/Yukon 1500/2500 (4x4) |
Enhance your GM truck’s suspension with the Kryptonite Torsion Key Adjuster & Stop Kit, featuring widened retention cuts designed to perfectly center the hardware on leveled or lifted applications. This improved alignment reduces overall system stress, prevents binding, and maintains the full range of adjustment for your torsion keys. Built for longevity, the kit includes robust 14mm Grade 10.9 bolts and forged stops, all finished in a gold zinc coating for maximum corrosion resistance.
Part Number: KRKN10
Features
- Grade 10.9 Hardware – high-strength bolt maintains reliable clamping force under heavy load.
- Gold Zinc Coated – corrosion-resistant finish for long-term protection.
-
Larger 14mm Adjuster Bolt – robust hardware for Duramax trucks.
- Direct Factory Replacement – installs seamlessly in place of OEM components.
-
Expanded Fitment – retainer allows more angle movement to accommodate Leveling Kits and Non-Torsion Bar Drop Lift Kits
Includes
- 2 x Forged and Gold Zinc Coated Key Stops
- 2 x 14mm Gold Zinc Coated 10.9 Adjusting Bolts
Notes
- Optimizes bolt alignment to reduce stress on the torsion bar system.
Warranty
(Kryptonite No Fine Print Lifetime Warranty)
Kryptonite Steering & Suspension components are warrantied for life to their original purchaser. This warranty covers manufacturer defects, premature wear, or breakage. Race it, jump it, off‑road it, wreck it, lift it—we don’t care. If you can break it, we’ll replace it.
Your Kryptonite products must be purchased through an Authorized Dealer, and Warranty Registration must be completed within 90 days of purchase. Complete warranty details can be found [here].











