Tuff Country 01-06 Chevy Silverado 3500 4x4 6in Lift Kit (w/1pc Sub Frame SX8000 Shocks)

SKU: TUF16990KN

Suspension Leveling & Lift Kits

TUF Lift Kits...

Tuff Country

Tuff Country 01-06 Chevy Silverado 3500 4x4 6in Lift Kit (w/1pc Sub Frame SX8000 Shocks)

SKU: TUF16990KN

Suspension Leveling & Lift Kits

TUF Lift Kits...

Last Available from MFR. LAST ONE AVAILABLE from the manufacturer's distribution centre. Once sold, this item may not be immediately available again. The dispatch timeframe shown is an estimate based on historical orders for this part and is dependent on the manufacturer releasing the final available unit.

We accept

Description

IMPORTANT NOTICE: Includes SX8000 shocks. Will not fit dually models. One-piece subframe.

Lift kits are designed to add additional height to your truck or SUV to increase fender clearance and allow for larger tires. Tuff Country EZ-Ride Suspension has been producing suspension lift kits since 1988. All Tuff Country lift kits are engineered for the finest quality at an affordable price. Simple installation and a great ride are a trademark of the our kits. All lift kits are backed by a limited lifetime warrantry.

Part Type

Suspension Leveling & Lift Kits

Data: v4.2 - Upd: 2026-10-13 22:20:54

Features

Designed To Replicate Your Factory Ride
Fantastic Ride Quality
Gives You The Best Of Both Worlds
Limited Lifetime Warranty
Making The Install Safe And Effective
No Sacrificing Off Road Durability And Performance
Will Not Shortchange You On Critical Components

Specifications

Product Attributes - Brand: Tuff Country
Product Attributes - Manufacturer's Part Number: 16990KN
Product Attributes - Part Type: Suspension Leveling & Lift Kits
Product Attributes - Product Line: Tuff Country EZ-Ride Suspension Lift Kits
Product Attributes - UPC: 698815036774
Product Attributes - Lift Style: Suspension Lift Kit
Product Attributes - Primary Front Lift Component: Steering knuckle
Product Attributes - Primary Rear Lift Component: Spacer
Product Attributes - Front Shocks/Struts Included: Yes
Product Attributes - Front Shock Quantity Per Wheel: 1
Product Attributes - Front Shock Type: Gas-charged twin-tube
Product Attributes - Rear Shocks/Struts Included: Yes
Product Attributes - Rear Shock Quantity Per Wheel: 1
Product Attributes - Rear Shock Type: Gas-charged twin-tube
Product Attributes - Brake Lines Included: No
Product Attributes - Hardware Included: Yes
Product Attributes - FMVSS 126 Certification: No
Product Attributes - Quantity: Sold as a kit.
Product Attributes - Notes: Includes SX8000 shocks. Will not fit dually models. One-piece subframe.

Reference Information

Brand Name/s	Tuff Country
StreetFX SKU	tuf16990KN
SFX Item ID	4292137
Supplier Item Code	4292137
Manufacturer SKU	16990KN
Manufacturer UPC	698815036774
Alternative References	TFY-16990KN, 4x4, 6in, (w/1pc, SX8000

Compatibility

Application Data

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	BASE
Beginning Year	2001
Ending Year	2005
Engine Type	V8
Engine Family	Chevy big block Gen VII
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	BASE
Beginning Year	2001
Ending Year	2005
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	BASE
Beginning Year	2001
Ending Year	2005
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 3500 CLASSIC
Submodel	LS
Beginning Year	2007
Ending Year	2007
Engine Type	V8
Engine Family	Chevy big block Gen VII
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500 CLASSIC
Submodel	LS
Beginning Year	2007
Ending Year	2007
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500 CLASSIC
Submodel	LS
Beginning Year	2007
Ending Year	2007
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 3500 CLASSIC
Submodel	LT
Beginning Year	2007
Ending Year	2007
Engine Type	V8
Engine Family	Chevy big block Gen VII
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500 CLASSIC
Submodel	LT
Beginning Year	2007
Ending Year	2007
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500 CLASSIC
Submodel	LT
Beginning Year	2007
Ending Year	2007
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 3500 CLASSIC
Submodel	WT
Beginning Year	2007
Ending Year	2007
Engine Type	V8
Engine Family	Chevy big block Gen VII
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500 CLASSIC
Submodel	WT
Beginning Year	2007
Ending Year	2007
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500 CLASSIC
Submodel	WT
Beginning Year	2007
Ending Year	2007
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	LS
Beginning Year	2001
Ending Year	2006
Engine Type	V8
Engine Family	Chevy big block Gen VII
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	LS
Beginning Year	2001
Ending Year	2006
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	LS
Beginning Year	2001
Ending Year	2006
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	LT
Beginning Year	2001
Ending Year	2006
Engine Type	V8
Engine Family	Chevy big block Gen VII
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	LT
Beginning Year	2001
Ending Year	2006
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	LT
Beginning Year	2001
Ending Year	2006
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	WT
Beginning Year	2004
Ending Year	2004
Engine Type	V8
Engine Family	Chevy big block Gen VII
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	WT
Beginning Year	2004
Ending Year	2004
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	WT
Beginning Year	2004
Ending Year	2004
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	WT
Beginning Year	2006
Ending Year	2006
Engine Type	V8
Engine Family	Chevy big block Gen VII
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	WT
Beginning Year	2006
Ending Year	2006
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 3500
Submodel	WT
Beginning Year	2006
Ending Year	2006
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	DIESEL

Make	GMC
Model	SIERRA 3500
Submodel	BASE
Beginning Year	2002
Ending Year	2005
Engine Type	V8
Engine Family	Chevy big block Gen VII
Drivetrain	4WD
Amount of Lift Front	6.000 in.
Amount of Lift Rear	5.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Backspace (in.)	4.500 in.
Application Notes	Will only fit rims with up to 4.5 in. backspacing. Will not fit dually models. One-piece subframe.
Fuel Type	GAS

Loading compatibility information...

Keep shopping

Tuff Country 01-06 Chevy Silverado 3500 4x4 6in Lift Kit (w/1pc Sub Frame SX8000 Shocks)

Tuff Country 01-06 Chevy Silverado 3500 4x4 6in Lift Kit (w/1pc Sub Frame SX8000 Shocks)

Description

Part Type

Features

Specifications

Reference Information

Compatibility

More from Tuff Country

Tuff Country 19-23 Chevy 1500 4x4 4in Lift Kit w/ Upper Control Arms

Tuff Country 19-23 Dodge Ram 1500 2in Front Leveling Kit with Ride Height Sensor Links

Tuff Country 19-23 Ram 1500 Rebel 4wd 2.5in Leveling Kt Frt w/Ball Joint Up Cntrl Arms (No Shocks)

Tuff Country 73-79 Ford F-150 4X4 4in Lift Kit (w/2.5in Wide Rear Springs SX8000 Shocks)

Tuff Country 81-96 Ford F-150 4x4 2.5in Performance Lift Kit (No Shocks)

Tuff Country 92-98 Chevy Suburban 2500 4x4 (8 lug) 2in Lift Kit (SX8000 Shocks)