Home / Shop / ReadyLift Suspension Lift Kits for 2011-2019 SIERRA 2500 HD, SILVERADO HD - 69-3511 Kit, Front and Rear, Chevy, GMC, Kit

ReadyLift Suspension Lift Kits for 2011-2019 SIERRA 2500 HD, SILVERADO HD - 69-3511 Kit, Front and Rear, Chevy, GMC, Kit

SKU: RLS69-3511

Suspension Leveling & Lift Kits

Readylift Suspension

ReadyLift Suspension Lift Kits for 2011-2019 SIERRA 2500 HD, SILVERADO HD - 69-3511 Kit, Front and Rear, Chevy, GMC, Kit

SKU: RLS69-3511

Suspension Leveling & Lift Kits

BACKORDER This item will be special ordered in for you. Contact us prior to purchase if you require an ETA.

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Description

ReadyLift Suspension lift kits provide front and rear lift solutions to boost your vehicle's stance. They offer a huge selection of kits to give your truck, Jeep, or SUV just the right posture and attitude you are looking for. ReadyLift SST (Smart Suspension Technology) lift kits are the original mid-lift solutions for those who want more than what a leveling kit offers, but less overall height than that of a big lift. And for those of you wanting that BIG lift, they have complete kits that provide maximum lift and aggressive style. So whether you want a little or a lot, "Just don't lift it … ReadyLift it!"

Part Type

Suspension Leveling & Lift Kits

Data: v4.2 - Upd: 2026-09-29 18:23:45

Specifications

Product Attributes - Brand: ReadyLift Suspension
Product Attributes - Manufacturer's Part Number: 69-3511
Product Attributes - Part Type: Suspension Leveling & Lift Kits
Product Attributes - Product Line: ReadyLift Suspension Lift Kits
Product Attributes - UPC: 804879532798
Product Attributes - Lift Style: Suspension Lift Kit
Product Attributes - Primary Front Lift Component: Torsion bar key
Product Attributes - Primary Rear Lift Component: Leaf spring block
Product Attributes - Front Shocks/Struts Included: Yes
Product Attributes - Front Shock Quantity Per Wheel: 1
Product Attributes - Front Shock Type: Gas-charged monotube
Product Attributes - Rear Shocks/Struts Included: Yes
Product Attributes - Rear Shock Quantity Per Wheel: 1
Product Attributes - Rear Shock Type: Gas-charged monotube
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: Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dually applications.

Reference Information

Brand Name/s	Readylift Suspension
StreetFX SKU	rls69-3511
SFX Item ID	5008711
Supplier Item Code	5008711
Manufacturer SKU	69-3511
Manufacturer UPC	804879532798

Compatibility

Application Data

Make	CHEVROLET
Model	SILVERADO 2500 HD
Submodel	HIGH COUNTRY
Beginning Year	2015
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 2500 HD
Submodel	HIGH COUNTRY
Beginning Year	2015
Ending Year	2019
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 2500 HD
Submodel	LT
Beginning Year	2011
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 2500 HD
Submodel	LT
Beginning Year	2011
Ending Year	2019
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 2500 HD
Submodel	LTZ
Beginning Year	2011
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 2500 HD
Submodel	LTZ
Beginning Year	2011
Ending Year	2019
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	GAS

Make	CHEVROLET
Model	SILVERADO 2500 HD
Submodel	WT
Beginning Year	2011
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	DIESEL

Make	CHEVROLET
Model	SILVERADO 2500 HD
Submodel	WT
Beginning Year	2011
Ending Year	2019
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	GAS

Make	GMC
Model	SIERRA 2500 HD
Submodel	BASE
Beginning Year	2015
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	DIESEL

Make	GMC
Model	SIERRA 2500 HD
Submodel	BASE
Beginning Year	2015
Ending Year	2019
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	GAS

Make	GMC
Model	SIERRA 2500 HD
Submodel	DENALI
Beginning Year	2011
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	DIESEL

Make	GMC
Model	SIERRA 2500 HD
Submodel	DENALI
Beginning Year	2011
Ending Year	2019
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	GAS

Make	GMC
Model	SIERRA 2500 HD
Submodel	SLE
Beginning Year	2011
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	DIESEL

Make	GMC
Model	SIERRA 2500 HD
Submodel	SLE
Beginning Year	2011
Ending Year	2019
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	GAS

Make	GMC
Model	SIERRA 2500 HD
Submodel	SLT
Beginning Year	2011
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	DIESEL

Make	GMC
Model	SIERRA 2500 HD
Submodel	SLT
Beginning Year	2011
Ending Year	2019
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	GAS

Make	GMC
Model	SIERRA 2500 HD
Submodel	WT
Beginning Year	2011
Ending Year	2014
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	GAS

Make	GMC
Model	SIERRA 2500 HD
Submodel	WT
Beginning Year	2011
Ending Year	2014
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Drivetrain	4WD
Amount of Lift Front	3.500 in.
Amount of Lift Rear	1.000 in.
Front Suspension	Independent front suspension
Number of Lugs	8
Maximum Tire Height (in.)	34 in.
Maximum Tire Width (in.)(application)	11.5 in.
Recommended Wheel Width (in.)	9.00 in.
Recommended Wheel Backspace (in.)	5.500 in.
Application Notes	Not for use on trucks equipped with factory top overload spring commonly referred to as a camper package. Not for use with dully applications.
Fuel Type	DIESEL

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ReadyLift Suspension Lift Kits for 2011-2019 SIERRA 2500 HD, SILVERADO HD - 69-3511 Kit, Front and Rear, Chevy, GMC, Kit

ReadyLift Suspension Lift Kits for 2011-2019 SIERRA 2500 HD, SILVERADO HD - 69-3511 Kit, Front and Rear, Chevy, GMC, Kit

Description

Part Type

Specifications

Reference Information

Compatibility

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