Choose Lift Height
1 Choose Lift Height
Choose Arm Color
2 Choose Arm Color
Choose Duff Signature Blue or Midnight Black.
Add Drop Brackets?
3 Add Drop Brackets?
If you are installing t-rex arms with a 3.5" or 5.5" lift you will need to add drop brackets in order to get the correct caster.
These are not included in the black friday promotion. It will remove the shipping discount from your purchase if you add them. If you want to have your shipping discounted we suggest placing a separate order for these brackets.
Optional Lower Coil Retainer Type
4 Optional Lower Coil Retainer Type
Choose Optional Lower Coil Retainers
5120 - These are our standard heavy-duty lower coil retainer for Early Broncos.
5121 - These are our new dual sport lower coil retainer. They allow you to mount the Hellwig sway bar and install a heim steering system TRO, tie rod over the knuckle.
5122 - This is our new HD coil retainer for '73-'79 Dent Side Broncos with a Full-Width Dana 44.
Dual Sport Coil Retainer Hardware Type
5 Dual Sport Coil Retainer Hardware Type
5/8" Hardware (5126) - Choose this option if you are installing your (5311) Hellwig swaybar in a non-disconnect configuration.
Quick Disconnect Pins (5127) - Choose this option if you want to turn your standard (5311) swaybar into a quick disconnect sway bar. If you already have a QD Hellwig swaybar (5312) then you must purchase these pins if you are installing our Dual Sport Lower Coil retainers (5121)
Add Sway Bar Quick Disconnect Brackets?
6 Add Sway Bar Quick Disconnect Brackets?
If you are converting your standard Hellwig swaybar (5311) into a QD sway bar, you will need these brackets. If you are installing a QD Hellwig (5312) you do not need these.
Includes 2 brackets and stainless hardware.
C-Cap Spacers
7 C-Cap Spacers
If you are using T-Rex Radius arms on a High Pinion Dana 44 or Dana 60 then you must purchase these spacers that go in between the c-cap and head unit to accommodate for the larger axle tube of the HP44 or Dana 60 axle.
These Items Ride Along Free
9 These Items Ride Along Free
For C-Bushings - Choose 2,4, or 7° - With positive caster adjustment built-in, our C-bushings will help recover the steering control lost from lift kits and wear and tear. High-quality Black polyurethane bushings.
Early Bronco - T-Rex Radius Arms
2.5″ lift: 4° C Bushings
2.5″ lift: 7° C Bushings with high angle drivelines
3.5″ lift: 7° C Bushings
Dent Side Bronco - T-Rex Radius Arms
2-4″ lift: 2° C Bushings
5-6″ lift: 4° C Bushings
6″+ lift: 7° C Bushings
5.5″ lift: 7° C Bushings
Stainless Brake Line Brackets
10 Stainless Brake Line Brackets
This part prevents you from having to modify your stock brake line bracket after installing James Duff T-rex arms.
