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CalTracs - TrucksCalTracs Truck (3730)
2004-2014 Chevrolet Colorado ZQ8 pkg (staggered shocks)
2004-2014 GMC Canyon ZQ8 pkg (staggered shocks)
REAR END HOUSING: Original 7.5″, 8.8″, 9″, 10 Bolt, and 12 Bolt.
Designed especially for trucks. 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. 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.
(0 reviews) -
CalTracs - Trucks
CalTracs Truck Low Pro (7701)
This kit includes LOW PROFILE Pivot Plates.
1983-2012 Ford Ranger
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. 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.
This kit requires and INCLUDES a set of square u-bolts.
SQUARE U-BOLTS (spring OVER axle): Calvert Racing’s square u-bolts are 9/16″ ” diameter. We recommend torqueing truck/square u-bolts to 90-100 foot lbs. After running the vehicle down the track a few times, we also recommending checking the u-bolts and readjusting if necessary. Please see FAQ page or CalTracs Installation Guide for more info.
(0 reviews) -
CalTracs - Trucks
CalTracs Truck (3100)
1967-1972 Chevrolet C10
1967-1972 GMC C10
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.
SQUARE U-BOLTS (spring OVER axle): Calvert Racing’s square u-bolts are 9/16″ ” diameter. We recommend torqueing truck/square u-bolts to 90-100 foot lbs. After running the vehicle down the track a few times, we also recommending checking the u-bolts and readjusting if necessary. Please see FAQ page or CalTracs Installation Guide for more info.
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.
(0 reviews) -
CalTracs Links
CalTracs Force transfer Links/pair- 25.5″ (L230-255-290)
SET OF TWO
1.25″ diameter x 25.5″ force transfer links. Measure end to end. Can be lengthened 3/4″ each end by turning once installed.
Made with 4130 Chromoly, the CalTracs preload link is light weight but strong, ensuring maximum leverage and minimum flex. Gloss black powder coated for added durability.
(0 reviews) -
CalTracs Rear Mounts
CalTracs HD Rear Spring Mount (MT-2503)
SOLD SEPARATELY
Rear Spring Mount for HD Truck CalTracs assembly. Designed for HD Trucks with 3.5″ diameter axle AND 3″ wide leafspring.
Made with 5/16″ mild steel to withstand the correct torque on your u-bolts and keep your rear-end from moving. Black gloss powder coated for extra durability.
MOUNT FITS LEFT OR RIGHT SIDE.
(0 reviews) -
CalTracs Rear Mounts
CalTracs Rear Spring Mount (MT-9)
SOLD SEPARATELY
Rear Spring Mount for CalTracs assembly. Designed for Dodge Dakota RT, no shock tabs.
Made with 5/16″ mild steel to withstand the correct torque on your u-bolts and keep your rear-end from moving. Black gloss powder coated for extra durability.
MOUNT FITS BOTH LEFT AND RIGHT SIDE.
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CalTracs - Standard
CalTracs Standard (6410)
THIS KIT INCLUDES 2-HOLE PIVOT PLATES.
Built for:
1964-1966 Ford Mustang with Factory Standard Eye Springs, original 8″ housing, axle tube diameter 2.25″ – 3″. If your Mustang has aftermarket springs, please CALL Calvert Racing at 661-728-9600 for the correct part number for your vehicle.
Rod Ends/Heim Joints NOW COME WITH GREASE ZERKS. Add a small amount of grease to reduce chatter.
Designed by Race legend John Calvert. Bolt On traction system. Full pre-load adjustability, keeps axle from rotating/maintains pinion angle, improves 60′ times. Black powder coated for durability. Standard and Low Pro pivot plates available.
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Specializing in leaf spring traction systems since 1995, the Calvert Racing Team knows what it takes to get your car hooking harder than ever. 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. ¾” 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.
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NOTE: Your final product may vary from photo depending on your application. Some applications require additional hardware. U-bolts NOT included in the kit but are available if desired.FULL COLOR INSTALLATION GUIDE INCLUDED.
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Accessories
6 Degree PINION SHIMS/PAIR-CAR (6-D500)
6 DEGREE SHIMS w/3/8″ pin with 1/2″ diameter head most cars- SET OF TWO
Pinion shims to help correct pinion angle under spring perches. For 2.5″ wide springs. Made of Billet aluminum.
INCLUDES 3/8″ CENTER PIN AND BOLTS TO FIT ONTO CALVERT RACING 2-1/2″ WIDE SPLIT MONO LEAFSPRINGS. Hole prevents possible slippage on more extreme angle. If you have a multi-springpack, you may need longer bolts.
Also available: 2 and 4 degree pinion shims
6-D500 SHOWN
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Accessories
2.5 ” Axle Perch/pair (HDP-250)
SPRING PERCHES FOR 2.5″ AXLE TUBE
Set of (2) Two Perches. Fully enclosed for added strength, pedestal tabs ensure heat penetration when welded to housing. Perch extends to center line of axle tube for more surface area. Precision laser cut. Requires welding to axle, see graphic for info.
Check out the comparison graphic to see how Calvert’s patented Heavy Duty Perches compare to other manufacturer’s stock perches.
Patented HD Axle Perches. Universal design fits nearly every application. Available to fit the most common axle tube diameters; 2.25″, 2.5″, 2.75″, 3″, 3.25″ and 3.5″
WELDING ONTO AXLE: Pinion angle recommendation is -2 to -4 degrees when used with CalTracs. NOTE: This is the angle of the pinion in relation to the angle of the output shaft of the transmission, NOT the driveshaft. Add the angle of the pinion yoke to the angle of the output shaft with the vehicle sitting at rest with weight on the tires.
(0 reviews)
