SKU: 13710 | UPC: 698815137105
Tuff Country 73-87 Chevy Pickup/Blazer 3in Suspension System with Rear Blocks
Transform your classic 1973-1987 Chevrolet Pickup Blazer or GMC equivalent with the Tuff Country 13710 3-inch suspension system. This bolt-on kit uses tubular upper control arms for precise front lift and includes rear blocks with u-bolts to level the stance. Gain essential ground clearance for off-road trails while preserving smooth highway ride quality on K10 K5 K15 4x4 trucks and SUVs.
Key Features
- Tubular Upper Control Arms: Heavy-duty steel construction replaces weak factory stamped arms for greater strength durability and full suspension travel
- 2-inch Rear Lift Blocks: Cast iron blocks maintain proper driveline angles prevent axle wrap and pair with existing leaf springs
- Heavy-Duty U-Bolts: Grade 8 hardware secures blocks firmly ensuring long-term stability under heavy loads
- Powder Coated Finish: Black corrosion-resistant coating withstands harsh weather road salt and off-road abuse
- Bolt-On Design: Direct fit for 73-87 Chevy GMC 1/2-ton 4x4 no welding or cutting required
Product Notes
- Shocks and extended brake lines sold separately for complete setup
- Designed for stock height vehicles verify current ride height before purchase
- Kit weight 53 lbs ships in protective packaging
Installation Notes
- Professional installation recommended.
- Requires standard tools jack and jack stands 4-6 hours labor time
- Compatible with factory steering and drivetrain components
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1973-1974 | Chevrolet | Blazer | Base |
| 1987 | Chevrolet | Blazer | Custom Deluxe |
| 1987 | Chevrolet | Blazer | Silverado |
| 1975-1981 | Chevrolet | K10 | Cheyenne |
| 1981-1986 | Chevrolet | K10 | Custom |
| 1975-1980 | Chevrolet | K10 | Custom Deluxe |
| 1981 | Chevrolet | K10 | Deluxe |
| 1975-1986 | Chevrolet | K10 | Scottsdale |
| 1975-1986 | Chevrolet | K10 | Silverado |
| 1973-1974 | Chevrolet | K10 Pickup | Base |
| 1973-1974 | Chevrolet | K10 Suburban | Base |
| 1981-1986 | Chevrolet | K10 Suburban | Custom |
| 1975-1980 | Chevrolet | K10 Suburban | Custom Deluxe |
| 1977-1980 | Chevrolet | K5 Blazer | Custom Deluxe |
| 1981 | Chevrolet | K5 Blazer | Deluxe |
| 1984 | Chevrolet | K5 Blazer | Scottsdale |
| 1978 | Chevrolet | K5 Blazer | Silverado |
| 1980-1986 | Chevrolet | K5 Blazer | Silverado |
| 1975-1978 | GMC | K15 Suburban | Sierra Grande |
| 1973-1974 | GMC | K15/K1500 Pickup | Base |
| 1973-1974 | GMC | K15/K1500 Suburban | Base |
| 1979-1986 | GMC | K1500 | Base |
| 1979-1986 | GMC | K1500 | High Sierra |
| 1979-1986 | GMC | K1500 | Sierra Classic |
| 1979-1982 | GMC | K1500 | Sierra Grande |
| 1975-1978 | GMC | K15 | High Sierra |
| 1977 | GMC | K15 | Indy Hauler |
| 1975-1978 | GMC | K15 | Sierra Classic |
| 1975-1978 | GMC | K15 | Sierra Grande |
| 1973-1987 | GMC | Jimmy | Base |
Why Choose Tuff Country?
- Engineered and manufactured in the USA since 1985 for reliable daily driving and off-road use
- Lifetime warranty on tubular control arms against defects
- Rigorously tested for proper geometry and alignment on classic Chevy GMC trucks
Frequently Asked Questions
-
Q: Will this kit fit my 1980 Chevrolet K10 Silverado 4x4?
A: Yes it fits 1975-1986 Chevrolet K10 Silverado and all listed 1/2-ton 4x4 models with leaf spring rear suspension -
Q: What materials are used in the control arms and blocks?
A: High-strength steel tubing for arms and durable cast iron for blocks all finished with powder coating -
Q: Does installation require special tools or modifications?
A: Bolt-on fit uses factory mounting points no cutting or welding basic mechanic tools suffice
Shipping & Handling
- Method: UPS Ground or Freight for heavy items
- Availability: In stock - ships same or next business day
- Packaging: Single oversized box 26 x 18 x 10 inches
- Weight: 53 lbs
Suspension
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Tuff Country
Tuff Country EZ-Ride Suspension has been a leader in the aftermarket suspension industry for over 25 years. Our mission is to provide quality suspension products for 4WD enthusiasts, ensuring you get the best performance without breaking the bank. Why Choose Tuff Country? Made in the USA: Unlike most competitors, our lift kits and suspension products are manufactured right here in the USA. Competitive Pricing: We sacrifice margins to deliver superior products at the most competitive prices in the industry. Lifetime Warranty: Our products come with a lifetime warranty, giving you the confidence to take on any terrain. Ride Quality: Just because you have a lifted vehicle doesn't mean you have to sacrifice ride quality. Our kits are engineered to maintain a factory or near-factory ride on most applications. Easy Installation: Tuff Country engineers its suspension kits with ease of installation as a key design factor. Our Products Explore our range of lift kits and leveling kit...
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