Optimize your vehicle's performance with the Firestone Coil-Rite 4100 Front Suspension Leveling Kit. Designed for a range of Chevrolet and GMC models, this kit is your key to maintaining a balanced and level ride. The easy-to-install Coil-Rite air helper springs fit snugly inside your existing coil springs, enhancing vehicle stability and steering even under heavy loads and challenging road conditions.Crafted from durable, elastic polyurethane, the Coil-Rite system supports loads between 500 to 1,000 lbs. per set—not exceeding the vehicle's GVWR. Customizable air pressure ensures precise leveling and optimal braking performance, tailored to your specific needs. Installation is seamless with all necessary hardware supplied, including air helper springs, supports, air lines, and inflation valves. No drilling is required. Say goodbye to tire wear, bottoming out, and misaligned headlights with this high-performance Firestone suspension solution.

• No drilling required for installation
• Durable polyurethane air springs
• Supports 500-1000 lbs per set
• Customizable air pressure adjustments
• Enhances vehicle stability and handling
• Reduces tire wear and improves braking

Position:	Front
Material:	Polyurethane
Load Support:	500-1000 lbs
Operating Temperature:	-40°F to 180°F
Dimensions:	9in x 9in x 11in
Weight:	3 lbs
Compatibility:	Chevrolet & GMC models
Installation:	No drilling required
Hardware:	Includes supports and valves

• 1963-1967 Chevrolet P30 Series | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required;w/Jounce Bumpers Mounted At Bottom Of Frame Rails
• 1970-1974 Chevrolet G10 Van | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1970-1974 Chevrolet G20 Van | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1970-1974 Chevrolet G30 Van | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1970-1974 GMC G15/G1500 Van | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1970-1974 GMC G35/G3500 Van | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1973-1974 GMC C15/C1500 Suburban | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1973-1974 GMC C25/C2500 Suburban | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1973-1984 GMC Jimmy | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1975-1995 Chevrolet G30 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1975-1978 GMC G25 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1975-1978 GMC G35 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1979-1986 GMC C2500 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1979-1986 GMC C2500 Suburban | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1979-1995 GMC G3500 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1983-1991 Chevrolet S10 Blazer | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1984-1986 GMC C1500 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1987 Chevrolet R10 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1987 GMC R1500 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1987 GMC R2500 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1989-1991 Chevrolet R1500 Suburban | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1993-1996 Chevrolet P30 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required;Fits 14500 To 17000 Gross Vehicle Weight Rating (GVWR)~Fits 10500 To 12800 Gross Vehicle Weight Rating (GVWR)~w/Jounce Bumper Mounted Above Leaf Springs
• 1997-1999 Chevrolet P30 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required;Fits 14500 To 17000 Gross Vehicle Weight Rating (GVWR)~w/Jounce Bumper Mounted Above Leaf Springs
• 1968-1974 Chevrolet P30 Van | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required;w/Jounce Bumpers Mounted At Bottom Of Frame Rails
• 1970-1974 GMC G25/G2500 Van | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1973-1974 Chevrolet Blazer | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1973-1974 Chevrolet C10 Pickup | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1975-1986 Chevrolet C10 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1975-1995 Chevrolet G10 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1975-1995 Chevrolet G20 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1975-1984 Chevrolet K5 Blazer | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1975-1992 Chevrolet P30 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required;w/Jounce Bumpers Mounted At Bottom Of Frame Rails
• 1975-1978 GMC G15 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1979-1986 GMC C1500 Suburban | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1979-1995 GMC G1500 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1979-1995 GMC G2500 | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1983-1991 GMC S15 Jimmy | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1987-1991 GMC R1500 Suburban | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1987-1991 GMC R2500 Suburban | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required
• 1989-1991 Chevrolet R2500 Suburban | Position: Front | Note: Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required