Skyjacker 4" SOFTR 77-87 GM 1 TON (2x skyC140S, 1x skyC140C)

SKU: SKYC140CK

Suspension Leveling & Lift Kits

SKY Lift Kit Components...

Skyjacker

Skyjacker 4" SOFTR 77-87 GM 1 TON (2x skyC140S, 1x skyC140C)

SKU: SKYC140CK

Suspension Leveling & Lift Kits

SKY Lift Kit Components...

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Description

Skyjacker Suspensions suspension lift kits provide a smooth, comfortable ride, while responding to on or off-road conditions. They help you get the right height, clearance, and attitude on your truck and maintain that factory ride quality, while improving handling. They come with all of the necessary mounting hardware and detailed instructions, and are available for 2WD or 4WD vehicles.

Product Overview

Product Details

Description:	4IN. SOFTR 77-87 GM 1 TON
Lift/Drop Height (in.):	4
Lift/Drop Height:	4 in.
WARNING CA Proposition 65 Message:	California Residents- WARNING: Cancer and/or other Reproductive Harm. (For more information go to www.p65warnings.ca.gov)
WARNING CA Proposition 65:	Yes

This is a group bundle consisting of:

Image	Qty	SKU	MFR SKU	UPC	Description
	1x	skyC140C	C140C	803696118055	Skyjacker Suspension Lift Kit Component 1977-1978 GMC K35 Pickup
	2x	skyC140S	C140S	803696118109	Skyjacker Leaf Spring 1987-1987 GMC V1500 Pickup

Bundled group items may ship from multiple locations and could have slightly longer transit times if parts are sourced from different warehouses.

Images in this listing may include individual and/or group shots of the products included in the bundle. Please refer to the table to see a breakdown of what is included. Click on a SKU to see individual item details.

For details on the individual components in this bundle, click here.

Part Type

Suspension Leveling & Lift Kits

Data: v4.2 - Upd: 2026-10-14 20:38:30

Specifications

Product Attributes - Brand: Skyjacker Suspensions
Product Attributes - Manufacturer's Part Number: C140CK
Product Attributes - Part Type: Suspension Leveling & Lift Kits
Product Attributes - Product Line: Skyjacker Suspension Lift Kits
Product Attributes - UPC: 803696118062
Product Attributes - Lift Style: Suspension Lift Kit
Product Attributes - Primary Front Lift Component: Leaf spring
Product Attributes - Primary Rear Lift Component: Spacer
Product Attributes - Front Shocks/Struts Included: No
Product Attributes - Rear Shocks/Struts Included: No
Product Attributes - Brake Lines Included: No
Product Attributes - Hardware Included: Yes
Product Attributes - FMVSS 126 Certification: No
Product Attributes - Quantity: Sold as a kit.

Reference Information

Brand Name/s	Skyjacker
StreetFX SKU	skyC140CK
SFX Item ID	4559796
Supplier Item Code	4559796
Manufacturer SKU	C140CK
Manufacturer UPC	N/A
Alternative References	sky-C140S, C140S, V1500, sky-C140C, C140C, K35

Brochures

Compatibility

Application Data

Make	CHEVROLET
Model	K30
Submodel	CHEYENNE
Beginning Year	1977
Ending Year	1980
Engine Type	L6
Engine Family	GM inline 6-cylinder
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	CHEYENNE
Beginning Year	1977
Ending Year	1980
Engine Type	V8
Engine Family	Chevy big block Mark IV
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	CHEYENNE
Beginning Year	1977
Ending Year	1980
Engine Type	V8
Engine Family	Chevy small block Gen I
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	CUSTOM
Beginning Year	1981
Ending Year	1986
Engine Type	L6
Engine Family	GM inline 6-cylinder
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	CUSTOM
Beginning Year	1981
Ending Year	1986
Engine Type	V8
Engine Family	Chevy big block Mark IV
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	CUSTOM
Beginning Year	1981
Ending Year	1986
Engine Type	V8
Engine Family	Chevy small block Gen I
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	CUSTOM
Beginning Year	1982
Ending Year	1986
Engine Type	V8
Engine Family	Chevy diesel
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	DIESEL

Make	CHEVROLET
Model	K30
Submodel	CUSTOM DELUXE
Beginning Year	1977
Ending Year	1980
Engine Type	L6
Engine Family	GM inline 6-cylinder
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	CUSTOM DELUXE
Beginning Year	1977
Ending Year	1980
Engine Type	V8
Engine Family	Chevy big block Mark IV
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	CUSTOM DELUXE
Beginning Year	1977
Ending Year	1980
Engine Type	V8
Engine Family	Chevy small block Gen I
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	DELUXE
Beginning Year	1981
Ending Year	1981
Engine Type	L6
Engine Family	GM inline 6-cylinder
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	DELUXE
Beginning Year	1981
Ending Year	1981
Engine Type	V8
Engine Family	Chevy big block Mark IV
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	DELUXE
Beginning Year	1981
Ending Year	1981
Engine Type	V8
Engine Family	Chevy small block Gen I
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1977
Ending Year	1980
Engine Type	L6
Engine Family	GM inline 6-cylinder
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1977
Ending Year	1980
Engine Type	V8
Engine Family	Chevy big block Mark IV
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1977
Ending Year	1980
Engine Type	V8
Engine Family	Chevy small block Gen I
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1982
Ending Year	1982
Engine Type	L6
Engine Family	GM inline 6-cylinder
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1982
Ending Year	1982
Engine Type	V8
Engine Family	Chevy big block Mark IV
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1982
Ending Year	1982
Engine Type	V8
Engine Family	Chevy diesel
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	DIESEL

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1982
Ending Year	1982
Engine Type	V8
Engine Family	Chevy small block Gen I
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1984
Ending Year	1986
Engine Type	L6
Engine Family	GM inline 6-cylinder
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1984
Ending Year	1986
Engine Type	V8
Engine Family	Chevy big block Mark IV
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1984
Ending Year	1986
Engine Type	V8
Engine Family	Chevy diesel
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	DIESEL

Make	CHEVROLET
Model	K30
Submodel	SCOTTSDALE
Beginning Year	1984
Ending Year	1986
Engine Type	V8
Engine Family	Chevy small block Gen I
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS

Make	CHEVROLET
Model	K30
Submodel	SILVERADO
Beginning Year	1977
Ending Year	1977
Engine Type	L6
Engine Family	GM inline 6-cylinder
Drivetrain	4WD
Amount of Lift Front	4.000 in.
Amount of Lift Rear	3.500 in.
Front Suspension	Solid front axle
Number of Lugs	8
Maximum Tire Height (in.)	35 in.
Maximum Tire Width (in.)(application)	12.5 in.
Recommended Wheel Width (in.)	10.00 in.
Recommended Wheel Backspace (in.)	4.000 in.
Application Notes	Lowering brackets required for front sway bar.
Fuel Type	GAS