Timbren bump stops???

benh2olmes

New member
Anyone had any experience with running Timbren bump stops on their rig? Number one concern is that they may limit my rear axle articulation, have some friends who've run these on their pre-runners but I'm not sure if they'd be suitable for 4x4 applications. I use my truck to 4x4 camp the majority of the time and am running a donahoe progressive leaf pack 2" lift, bilstein 5100s with a camper shell and custom rack that I built. When I load up for a trip she gets a bit saggy in the back. I do moderate crawling with my truck (no SAS still IFS, ARB rear locker) and am looking for options that'll work for both running with and without loads. Suggestions?

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GTABurnout

Explorer
I am running the Wheelers version (MUCH CHEAPER) on the front of my truck and have had no problems. They are designed to bottom out the same as stockers but approach the hard stop with a softer matterial.
 

MTaco

Adventurer
I'm running them in the rear on my '06 and am very happy with them. They do not limit travel at all. I've tested them and they compress quite a bit, I was actually surprised. They also help to keeping your rig stable if you are loaded down pretty good.

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Captm

Adventurer
I have the Timbrens on the rear of my 05 Taco with OME shocks and Dakar springs w/extra leaf. When fully loaded I have 1.25" between the bump stop and the spring. I rarely feel it bottom out, I would recommend the Timbrens.
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Cheers
 

ANDYROO

Adventurer
Agree with Captm.......I have a 2010 double cab with same suspension set up. Had the Timbrens at the rear for 12 months and they seem to work well. I was bottoming out when fully loaded without them. IMG_0973.jpg
 

austintaco

Explorer
I have them on the rear of my 03 DC. I first put them on as a band aid fix to regular AP springs that would bottom out when we loaded up. I moved over to the AP Expo springs after adding the tire carrier and the Flippac and left the Timbrens on. I thought it would be overkill, but now I am happy that they are both there to help with the loads.

I
 

benh2olmes

New member
Ordered and they'll be on the truck before xmas, thanks everybody.

Scott, here's some pics of the camper setup inside the shell. Not finished yet, still have a couple brackets to add so the cot can convert into a full bed and also be pinned up against the camper wall when not in use (it's on hinges). Also going to build a few small overhead compartments w/netting for storage, line the inside w/felt for condensation, and who knows what else...bouncing around a bunch of ideas.

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TEJASYOTA

Adventurer
I have been running Timbrens since 2007...my 2001 double cab been mainly been rock crawling, than expo'ing.
Do they limit my max stuffing of my rear wheel?... Yep, but it does prevent bottoming out, like everyone else mentioned.
Especially when I am carrying dirt or junk in the bed of my rig.
 

squatch

Adventurer
Those Wheelers Bump stops look decent. Anyone running them? Big cost savings. I have a four wheel camper to save for:)
 

Milo902

Adventurer
Those Wheelers Bump stops look decent. Anyone running them? Big cost savings. I have a four wheel camper to save for:)

I have heard nothing but good things about the wheelers super bumps. My understanding is the Timbrens function both as a progressive bump & a "helper" spring for heavier loads. The downside of this is that they also provide some rebound, which can lead to a bit of a bounce after heavy bottoming. The Wheeler's bumps however provide a more progressive bump w/o the rebound and aren't designed to carry any load. Their function is closer to a budget air/hydraulic bump. The Timbrens are of course quite a bit pricier as well.

My recommendation (if it matters)? If you need extra load support but don't want to upgrade springs, go w/ the timbrens. If your spring/shock combination handles the load and you just want a more progressive bump w/o the increased rebound, save some cash and get the super bumps.

As a side note depending on your lift & how the timbrens are installed, they may not come into contact until well into the compression cycle of your suspension. If you are using them as helper springs, that means you may be giving up a good portion of your bump travel before they help w/ the load. I'm very particular about keeping as much bump travel as possible, so I would vote heavier duty springs and a set of super bumps.
 

SWITAWI

Doesn't Get Out Enough
Re: Timbrens, Air Bags, & Wheeler's SuperBumps...

Why choose Timbren over some air bag helper springs from AirLift or Firestone? Sheer simplicity? Just curious. I would think the air bags would perform better over a wide range of loads (and over more uneven terrain) with their adjustability, but the Timbren units might outlast an air bag. Any thoughts?
:truck:
As for the Wheeler's SuperBumps, I've heard nothing but good about them from the FJC crowd when mounted up front (no rear version for coil springs that I know of). FJ Forum members that have experienced both say that that the Wheeler's SuperBumps have less inherent rebound than the Timbrens, but that makes sense to me because the Timbrens are load-oriented, and not just impact protection.
:safari-rig:
Still, if I had a need for them, $400 for a full front/rear set of Timbrens would probably have me looking at some heavy-rate springs instead. If I already had the heavy-rate springs and was looking at Timbrens for extra load handling I'd hazard a guess that maybe I needed a vehicle with a higher GVWR anyway.
 
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colodak

Adventurer
I have Timbrens on the front of my Dakota, they replaced the factory bump stops. Due to the weight of my bumper and winch, and already overtaxed T-bars, these were an add-on, I just about sit on them all the time, but really haven't noticed a lose in articulation, but they do create a rougher ride when you hit them as they aren't very forgiving.
 

Dave Bennett

Adventurist
Been looking at Timbrens for the rear - good reviews but lots of comments about being bouncy, the Super Bumps get good reviews too no complaints about rebound

 

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