TeraLow 231 or not

ncdoctor

New Member
Joined
May 30, 2007
Location
NC
On my 5 speed manual '04 Wrangler TJ I was looking at adding a Teraflex Tera Low 231. This would in addition to a Dana 35 ECTED Locker. Anyone using this Teraflex finding it a "must have" for rock crawling?
 
I would invest in a better axle than a d35 maybe a d44 before a tera low
 
My Terra 4:1 is one of the best mods on my Jeep.


yeah...but that's cause you built most of the other junk on it...

:D

I do know a lot of people that like the Tera 4:1 kit...

I would have to agree that a new rear axle is probably first on the list...and then, depending on if you are also doing the 2Low shifter and an SYE, you're not too far away from an Atlas or Stak...

Greg
 
Besides the lockers, it is the best 700 bucks I have invested.
 
yeah...but that's cause you built most of the other junk on it...
:D
I do know a lot of people that like the Tera 4:1 kit...
Bull! I love mine, although I did get a hellava great deal on it. The Tera low and 2lo kit makes driving the Jeep on rock much more controlled and 2 low makes steering much easier with the front locked.
 
Apparently I can't read Greg, although I did want to give you a hard time. You make a good point about the Atlas, if you don't already have a SYE and other 231 mods. I'm sure I would have given more consideration to the Atlas if I hadn't got such a deal on the Teralow stuff. You can remove your angry face now.
 
Has there been a price drop on Atlas' ? I thought they were in the $2000-$2300 range.
 
Has there been a price drop on Atlas' ? I thought they were in the $2000-$2300 range.


they are...unless you could find a used one...

when I last got some prices, it was ~$800 on the Tera 4:1, a couple hundred for the 2Low, and another couple hundred for the SYE...plus labor if you're not doing it yourself...

that put me in the "ballpark" of the Atlas...considering the benefits of the gear driven unit over chain, plus the twin stick...another $500-$600 would make me look at something other than a souped up 231...

Greg
 
231 dana 300 doubler....:popcorn:
 
Well, my guess is that you will have just placed "more" pressure on the D35, by nearly doubling the 'torque' into it, if you put in the TeraLow.

Now the reason we are pointing this out is the D35 rear end is pretty notoriously weak and a "must have" for rock crawling is to replace that axle first.

Now I realize this is an 04, and it sounds like a lot of work and "hard to do" etc. But you will find LOTS of folks here on the board that has done this, have tools/access to them and probably willing to help you out with an axle swap.

The Ford 8.8 axle from Explorers is the one swapped in the most often, and usually you can get a deal on them, and even find them in the same ratio as what your front axle is. [I see them go for $150ish quite a bit]

The D44 rear end is a bit harder to find, and slightly more desireable than the 8.8, mostly because more stuff is made for it.

If "I" was doing this...and I may at some point in the next year. I would find a 8.8 axle for $150ish in the 4.10 gear range (which is what my front is geared..you would match your front gears) and the disk brakes.

In my case, I would then WELD the rear carrier/spider gears up since I am more of a low budget build.

If you have cash, then go ahead and buy either a selectable locker if that is your fancy, OR, get a Detroit Locker. Have it professionally installed (install is prob in the 150-300 range depending on whom/where/extras)

Final thoughts... there is a 8.8 "kit" that will weld onto the axle and then allow it to be bolted under the Jeep. At the same time as you do that, pay the welder a bit extra to weld the tubes to the diff housing...and possibly go ahead and pay them to "truss" the axle too for more strength.

THEN...buy a teralow for the transfer case...and with the beefed up 8.8 (or d44) you are now ready to go up to 37" tires and rockcrawl pretty seriously, from what I have seen out there in the field.

With the locker in your D35, you can EXPECT to snap axleshafts when rockcrawling, left and right (especially if you TeraLow) starting with 33" tires, maybe even stock since you are using alot more torque with that 4:1 tcase.

I hope this helps bud, we are really trying to help you save some grief in the long run!

Sam Hinton
 
atlas

they are...unless you could find a used one...
when I last got some prices, it was ~$800 on the Tera 4:1, a couple hundred for the 2Low, and another couple hundred for the SYE...plus labor if you're not doing it yourself...
that put me in the "ballpark" of the Atlas...considering the benefits of the gear driven unit over chain, plus the twin stick...another $500-$600 would make me look at something other than a souped up 231...
Greg
You forgot to mention you get 4.3:1 instead of 4:1. But $500-$600 is a lot of $$ to us non-manager types :lol:
 
You forgot to mention you get 4.3:1 instead of 4:1. But $500-$600 is a lot of $$ to us non-manager types :lol:


or 3.0, or 3.8, or whatever they have in the 5.# range...:D

it's a lot for me...just looked big picture as to not spend it twice when I did mine...

plus, reselling the Atlas would be much easier and friendly on the wallet than selling a 231, regardless of the mods...;)

Greg
 
I built the D300 because it was easier to sneak $250 here and there until you get all the parts. If I had to tell her I'm spending $2300 it would have cost me more in the divorce settlement.
 
I agree with Greg, he has a cool name. Seriously, buy an aftermarket t-case before putting that kind of money in a 231.

What size tires are you gonna run????

if you go over 33s then change the rear. If not the 4cyl, 5 speed and 4.10 kinda make it more diffficult to break an axle b/c the 2.5s are not exactly power houses. driven with some sense it will stay together.

:popcorn:
 
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