1967-1972 Chevrolet C20
1967-1972 GMC C20
Designed especially for trucks, axle BELOW springs. Bolt On traction system. Full pre-load adjustability, keeps axle from rotating/maintains pinion angle, eliminates spring wrap up, improves 60′ times. Black powder coated. Berlin-style pivot plates for most applications.
Specializing in leaf spring traction systems since 1995, the Calvert Racing Team knows what it takes to get your truck hooking harder than ever whether you’re drag racing, sled pulling or just towing. Helps eliminate wheel hop. Designed by racers for racers, CalTracs boasts unsurpassed quality and craftsmanship; the competition is eliminated right off the starting line. The preload link is made with Chromoly, lightweight but strong, ensuring maximum leverage and minimum flex. HD Rod Ends have a radial static load capacity of over 14,000 pounds. Two-piece aluminum front spring eye bushings assembly keeps the front pivot squared and rigid. The rear mounts are made with 5/16” mild steel to withstand the correct torque on your u-bolts, keeping the rear end from moving.
This kit requires and INCLUDES a set of square u-bolts.
REQUIRES CUSTOMER MODIFICATION TO EXISTING HANGER.
FULL COLOR INSTALLATION GUIDE INCLUDED.
NOTE: Your final product may vary from photo depending on your application. Some applications require additional hardware.
$479.00
In StockComplete set includes: 2 Rear Mounts (may differ from photos depending on your application), set of 4 Pivot Plates, set of 4 Heim Joints/Rod Ends, 2 standard Force Transfer Links, set of 4 Square U-Bolts and required hardware.
Please note that this kit was designed to use your Leafspring. Specially design CalTracs Wrenches are available separately in CalTracs Replacement Parts or Parts & Accessories.
| Weight | 47 lbs |
|---|---|
| Dimensions | 36 × 8 × 8 in |
| Make | Model | Year |
|---|---|---|
| Chevrolet | C20 | 1967 - 1972 |
| GMC | C20 | 1967 - 1972 |
SET OF FOUR ROUND U-BOLTS w/hardware
3″ axle diameter x 7″ long, for axle ABOVE springs
Round U-bolts, zinc plated Grade 5 material, 1/2″ diameter, kits include 4 U-bolts, with nuts and washers.
(UR275x70 shown)
SET OF FOUR ROUND U-BOLTS w/hardware
3″ axle diameter x 9″ long, for axle ABOVE springs
Round U-bolts, zinc plated Grade 5 material, 1/2″ diameter, kits include 4 U-bolts, with nuts and washers.
(UR275x70 shown)
2003-2009 Dodge Ram 1500 2WD (flipped)
Designed especially for trucks, axle BELOW springs. Bolt On traction system. Full pre-load adjustability, keeps axle from rotating/maintains pinion angle, eliminates spring wrap up, improves 60′ times. Black powder coated. Berlin-style pivot plates for most applications.
Specializing in leaf spring traction systems since 1995, the Calvert Racing Team knows what it takes to get your truck hooking harder than ever whether you’re drag racing, sled pulling or just towing. Helps eliminate wheel hop. Designed by racers for racers, CalTracs boasts unsurpassed quality and craftsmanship; the competition is eliminated right off the starting line. The preload link is made with Chromoly, lightweight but strong, ensuring maximum leverage and minimum flex. HD Rod Ends have a radial static load capacity of over 14,000 pounds. Two-piece aluminum front spring eye bushings assembly keeps the front pivot squared and rigid. The rear mounts are made with 5/16” mild steel to withstand the correct torque on your u-bolts, keeping the rear end from moving.
FULL COLOR INSTALLATION GUIDE INCLUDED.
NOTE: Your final product may vary from photo depending on your application. Some applications require additional hardware.
FLIP CONVERSION KIT for 1500 SERIES TRUCKS (for CalTracs)
1967-2019 Chevrolet Silverado and GMC Sierra Trucks
Basic FLIP CONVERSION KIT for 1500 Series Trucks with CalTracs* and a 3.25″ axle tube and 2.5″ wide spring* already installed.
Includes: Two Rear Mounts, Two patented Calvert Heavy Duty Perches, and set of Four U-Bolts with hardware.
A flip kit moves the axle from beneath the leaf spring to on top of the leaf spring, which lowers the truck.
ALSO AVAILABLE: Flip kit for 3″ axle tube and 2.5″ wide spring, part #FLP-3134
*THIS CONVERSION KIT DOES NOT INCLUDE CALTRACS.