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Dually Suspension \  What type of rear link setup??

What type of rear link setup??

Dually Suspension Dually Tech
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replies 5
following 3
 
bigo181979   +1y
Ok so after watching extreme 4x4 this weekend and seeing them do an air bagged rear on the giant military truck I have decided that I am gonna go ahead and do the air bagged thing... However I am gonna go the completely overkill route since I tow a 10k pound boat...

I am thinking of running Goodyear rolling lobe air spring. Model number 1R11-241, these are semi/motor home bags with a min height is 4.2", max is 16.1", design height is 10". Top and bottom mounting plates are 9" diameter. Max inflated bag diameter is 11.5"

As for the link set up I need help!!! I am thinking of going over kill on this as well with a triangulated 4 link or something along those lines. I am looking at using stuff from as they have some majorly overkill have duty stuff.

Any suggestions on rear link type and thoughts as to what I have come up with? Oh and I am gonna run BOA
lockone   +1y
Ballistic's stuff looks nice but the aluminum bars are about the only thing on there not used/sold by business' in our industry. I normally sale my 4 link bars 1.5" DOM .250" wall and I have .375" wall on my truck.

The way you will need to mount the bags will most likely determine what link setup would be the best for you.

Triangulated 4 links are always my choice because they are fully adjustable and you can do many things with them. Alot of people on here also like the 2 link setups and they are great for towing heavy loads.
huskerdually   +1y
What are you going for, lifted 4x4 or slammed 2x? Wheel size?
bigo181979   +1y

I am going slammed 2x. Currently I am running a 5/8 drop. I am running Lt235/75r16's eventually I am gonna run 22's with P305/40R22xl's (nitto dune grapplers)
huskerdually   +1y
Well I'll give you my opinion. I feel that for towing a triangulated 4 link aint all that great(no offense Trevor). When figuring out my suspension I couldn't get enough triangulation, I felt, with long enough bars to fight the side to side movement. I think a 3 or 4 link with a panhard or watts would be better. If you have enough clearance for your wheels the panhard is much simpler, but the watts keeps your axle centered through the full range of motion. To me when you turn with a trailer in tow, all the weight and momentum of the trailer is trying to push your rear suspension in the direction you were going, I just don't think a tri 4 link can keep it centered all that well.
bigo181979   +1y
Thanks for the info husker. I am thinking a 4 link is probably the route I am gonna go, not sure if wild do a panhard or watts set up though... I realy want to go overkill as I do tow a very heavy boat what do you guys think s far as rod size and wall thickness, rod ends etc... Also what are some reputable places to purchase rods, joints, brackets and so on, not so concerned with it being "name brand" I want quality and reasonably priced.
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