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INSTALLATION INSTRUCTIONS
Thank you for purchasing a quality Hellwig Product.
PLEASE READ THIS INSTRUCTION SHEET COMPLETELY BEFORE STARTING
DO NOT INSTALL THIS UNIT ON CAB AND CHASSIS TRUCKS. THIS UNIT WILL
INTERFERE WITH THE REAR TIRES ON CAB AND CHASSIS TRUCKS CAUSING
DAMAGE TO THE AIR SPRING OR TIRES, OR TO BOTH. THIS KIT IS DESIGNED
FOR USE ON PICKUP TRUCKS ONLY
DO NOT ATTEMPT ANY MODIFICATIONS TO THE VEHICLE OTHER THAN
THOSE OUTLINED IN THIS INSTRUCTION AND WARNING SHEET. IF ANY
INTERFERENCE WITH THE GAS TANK , FUEL OR BRAKE LINES, EXHAUST
PIPE ETC.. STOP YOUR INSTALLATION AND CALL HELLWIG PRODUCTS FOR
TECHNICAL HELP OR INSTRUCTIONS.
NEVER LOAD THE VEHICLE THIS UNIT IS INSTALLED ON BEYOND THE
VEHICLES MANUFACTURER'S MAXIMUM GROSS WEIGHT RATING.
½" = 50-70 ft. lbs. – 9/16" = 70-90 ft. lbs.-5/8"=120 ft. lbs.
IMPORTANT WARNING
TIRE
(7) SEVEN INCHES
MINIMUM CLEARANCE
REQUIRED BETWEEN
OUTSIDE OF FRAME
AND INSIDE OF TIRE
SEVERE TIRE AND AIR SPRING
DAMAGE WILL OCCUR IF THIS
DISTANCE IS NOT PRESENT
FIG # 1 TIRE TO WHEEL CLEARANCE
6400 ( R-6400 )
559-734-7451 800-367-5480 FAX 559-734-7460
YOUR INSTALLATION
TORQUE TABLE BOLT SIZE:
3/8" = 20-30 ft. lbs. – 7/16" = 35-45 ft. lbs.
FRAME
MOVE ANY
WIRES,
LINES OR
HOSES
PRIOR TO
CONTACT OVERLOAD ASSY
LEAF SPRING ASSY
WASHER AND LOCKNUTS
AXLE ASSY
ON VEHICLES WITH CONTACT OVERLOAD LEAVES, MOUNT THIS UNIT TO THE
TOP OF THE CONTACT LEAF, IF YOUR VEHICLE DOES NOT HAVE ENOUGH SPACE
FOR THE AIR SPRING ASSY,REMOVAL OF THE CONTACT OVERLOAD LEAF MAY
BE NECESSARY.
FIG # 2 CONTACT OVERLAOD INSTALLATION
AIR SPRING
LOWER STEP BRACKET
(REVERSE FOR CLEARANCE)
CROSSBAR
LONG BOLTS AND LOCKNUTS
(TRIM TO LENGTH AS NEEDED)
SIDE VIEW
12/19/2013
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Table of Contents
Summary of Contents for Hellwig 6400
- Page 1 THOSE OUTLINED IN THIS INSTRUCTION AND WARNING SHEET. IF ANY INTERFERENCE WITH THE GAS TANK , FUEL OR BRAKE LINES, EXHAUST PIPE ETC.. STOP YOUR INSTALLATION AND CALL HELLWIG PRODUCTS FOR TECHNICAL HELP OR INSTRUCTIONS. NEVER LOAD THE VEHICLE THIS UNIT IS INSTALLED ON BEYOND THE VEHICLES MANUFACTURER’S MAXIMUM GROSS WEIGHT RATING.
- Page 2 Place the flat plates inside the frame on the bolts and attach with the locknuts provided. Tighten only to be snug. Be sure not to pinch any lines, hoses or wires inside the frame with the flat plates. ( SEE FIGURE # 4 OR # 6 ) 6400 ( R-6400 ) 12/19/2013...
- Page 3 RANTY FORM. Maintenance and Inspection: Your Hellwig Suspension Product is built to last. However, as with all vehicle systems, it requires routine in- spection. Inspect your Hellwig installation looking for secure hardware, tight fittings and no wear on the air lines and air bags If you do not perform this inspection, have your professional mechanic inspect as described.
- Page 4 TO INSTALL AIR LINE ONTO THE SCHRADER VALVE FOLLOW INSTRUCTIONS AS STATED ABOVE. BE CAREFUL NOT TO DAMAGE THE AIR LIINE WITH THE INNER SLEEVE. FIG # 7 FENDER WELL DETAIL FIG # 8 HOSE END CONNECTION DETAIL 6400 ( R-6400 ) 12/19/2013...
- Page 5 BE SURE THE FLAT PLATES INSIDE THE FRAME ARE PLACED BE- HIND ANY LINES, WIRES, OR HOSES TO AVOID CRUSHING. PROPER AIR SPRING SETUP HEIGHT IS BETWEEN FIVE (5) AND SIX AND A HALF (6-1/2) INCHES, TOP AND BOTTOM OF AIR SPRING. 6400 ( R-6400 ) 12/19/2013...
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