Hellwig Helper Spring 979 User Manual
Page 3
TORQUE TABLE
BOLT SIZE: 3/8” = 20-30 ft. lbs. – 7/16” = 35-45 ft. lbs. – ½” = 50-70 ft. lbs. – 9/16” = 70-90 ft. lbs.
NOTE: Your spring may have a small hole in the end, this is for our manufacturing process and will not
be used.
1.
On the driver’s side rear spring, remove U-bolts and bump stop at axle and place the helper spring on top of the main
spring and orient spring for best fit.
DO NOT REMOVE U– BOLTS FROM BOTH SIDES AT THE SAME TIME.
2.
Replace bumps top and fasten with 9/16” dia X 7-1/2” long U-bolts and nuts provided. Tighten U-bolts to 80-90 ft-
lb. Repeat process for passenger side.
3.
Driver’s side front U-bolt— Compress spring with C-clamp and attach U-bolt as shown in Important Note # 50155
included in this kit.
4.
Install adjustment U-bolts and install the crossbars with the washers and nuts.
5.
Return the vehicle to the ground and adjust the U-bolts to desired height and tension. Double nut the U-bolts after
adjusting. The clearance between the helper spring and the truck spring should be no less than 1/4 inch.
6.
Bounce the vehicle checking for clearance on all undercarriage components, brake lines, fuel lines, wiring, etc
IMPORTANT NOTE: This unit is designed to increase the level load carrying capacity of your vehicle. Never
load the vehicle this unit is installed on beyond the manufacturer’s maximum gross vehicle weight rating.
ATTENTION INSTALLER: BE SURE THE CUSTOMER RECEIVES THIS INSTRUCTION SHEET, ALL
IMPORTANT NOTE CARDS, WARNING CARDS, AND THE WARRANTY FORM.
559-734-7451 800-367-5480 FAX 559-734-7460
(979)
12/16/2011