Chassis & Suspension

Ladder Bar Housing Brackets, 360°

Quarter-Max's ladder bar housing brackets are manufactured in-house to high quality specifications with precise hole locations and smooth profiles.These brackets add strength by completely encasing the axle tube. Integrated wheelie bar mounts and lower...

Ladder Bar Round Tube Frame Rails, 1-5/8 in. OD x .083 in. W 4130

Ladder Bar Round Tube Frame Rails, 1-5/8 in. OD x .083 in. W 4130Sold in pairs. Brackets not included.This item will have a discounted oversize fee of $80.00 when shipped via ground delivery to the contiguous 48 United States.

Ladder Bar Round Tube Back-Half Kit

Our 4130 round tube ladder bar back-half kit includes 1-5/8 in. OD x .083 in. W frame rails, 1-3/4 in. OD x .095 in. front crossmember, upper shock mount, cross bracing, and a 180 degree driveshaft loop. Comes with 1/4 in. ladder bar brackets TIG welded...

3/4" Ladder Bar Adjusters, Mild Steel

Convert your standard ladder bars into adjustable ladder bars or replace old adjusters with our ladder bar adjuster kit. Our adjusters feature wrench flats for easy adjustment and come with jam nut. A 3/4"-16 left hand tap is required to convert standard...

5/8" Ladder Bar Adjusters, Mild Steel

Convert your standard ladder bars into adjustable ladder bars or replace old adjusters with our ladder bar adjuster kit. Our adjusters feature wrench flats for easy adjustment and come with jam nut. A 5/8"-18 left hand tap is required to convert standard...

3/4" Ladder Bar Adjusters, 4130

Convert your standard ladder bars into adjustable ladder bars or replace old adjusters with our ladder bar adjuster kit. Our adjusters feature wrench flats for easy adjustment and come with jam nut. A 3/4"-16 left hand tap is required to convert standard...

7 in. Double Adjustable Shock

This double adjustable shock has externally adjustable rebound and compression settings, which allows for a wide range of suspension configurations. Specifications:• Application: Drag Race• Stroke: 7 in.• Max length: 19.50 in.• Min length: 12.50 in.•...

6 in. Double Adjustable Shock

This double adjustable shock has externally adjustable rebound and compression settings, which allows for a wide range of suspension configurations. Specifications:• Application: Drag Race• Stroke: 6 in.• Max length: 17.50 in.• Min length: 11.50 in.•...

5.13 in. Double Adjustable Shock

This double adjustable shock has externally adjustable rebound and compression settings, which allows for a wide range of suspension configurations. Specifications:• Application: Drag Race• Stroke: 5.13 in.• Max length: 15.88 in.• Min length: 10.75 in.•...

Intake Spring Compressor Arm

Material 3/16" Mild Steel

Inside Tube Support 9" Housing

.125" Thick CRMS This bracket was made to support you axle tube inside your rear end housing.

Housing Tube Support 3-1/2"

3-1/2" Thick 4130