Inchworm Lefty Case or Front Locker / Regear (1 Viewer)

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I think I am going to do a re-gear and a front locker before considering a crawl box.

The money for the regear and front locker would double the transfer case. Also, I don't feel the need for new gears on road just off. So with the lefty transfer case it would solve my problem. As far as a front locker, I heard you must beef up some stuff.
 
The money for the regear and front locker would double the transfer case. Also, I don't feel the need for new gears on road just off. So with the lefty transfer case it would solve my problem. As far as a front locker, I heard you must beef up some stuff.

I was only bringing it up because I know you were very impressed with Jacque's Taco but I think he also has a regear and a locker up front so it might be hard to get the same results he gets with just a crawl box. Just throwing that out there.
 
Grouper said:
I was only bringing it up because I know you were very impressed with Jacque's Taco but I think he also has a regear and a locker up front so it might be hard to get the same results he gets with just a crawl box. Just throwing that out there.

You are correct. His taco is re geared. I would not put a crawl box in without regearing.
 
I thought the idea behind the lefty was more to get away from the chain driven gearbox and get to a gear driven one. If I remember right, it's geared the same as the stock one or at least very close. I never heard that they make a crawl box out of it. That's usually done by doubling up though you can put a 4.70 in the thing. Guess I need to go look at the lefty again and see.

Also, about the front locker, from what I've heard, the front diff just isn't strong enough for that kind of stress and most folks end up tearing up the stock diff with a front locker. I think there is alot of discussion about it on the forums.

Bart
 
The lefty isn't even a crawl box, it just changes out hi and low a tad. But yes the point is to get away from chain driven
 
The lefty isn't even a crawl box, it just changes out hi and low a tad. But yes the point is to get away from chain driven

Yep, just looked at it again. The only advantages to the lefty are going to gear driven case and a bit more clearance. 4" of clearance it seems. You'll lose the ability to shift into 4wd except at a full stop though. If you have a manual, you'll possibly need to shorten your front drive shaft.
 
The money for the regear and front locker would double the transfer case. Also, I don't feel the need for new gears on road just off. So with the lefty transfer case it would solve my problem. As far as a front locker, I heard you must beef up some stuff.

Just curious, but what problem are you having that you need to solve with a gear driven transfer case? Your truck seemed like it did just fine out there to me and if what you want is not a crawl box then what's the real benefit? I am not familiar with the Lefty and I am trying to figure out what the advantage is and how does it help?
 
Just curious, but what problem are you having that you need to solve with a gear driven transfer case? Your truck seemed like it did just fine out there to me and if what you want is not a crawl box then what's the real benefit? I am not familiar with the Lefty and I am trying to figure out what the advantage is and how does it help?

The lefty adds a couple advantages for a decent price. It gets rid of the chain driven transfer case. Raises the case out of way of rocks. Also it is not a crawl box subsitute but you will crawl slower, almost half the speed. So next time I'm going down a hill I wont ride the breaks AS much, I'll still have to.
 
The lefty adds a couple advantages for a decent price. It gets rid of the chain driven transfer case. Raises the case out of way of rocks. Also it is not a crawl box subsitute but you will crawl slower, almost half the speed. So next time I'm going down a hill I wont ride the breaks AS much, I'll still have to.

Have there been a lot of problems with the chain driven transfer case or at least enough to justify the need to change it? Does the extra room help if you add a transfer case skid since the skid hangs low enough to clear the stock unit? Is it better to have a higher transfer case and no skid or a lower case with a skid? Do they make a specific skid that works with a lefty to correct this? What is the price? I have only seen a handful of threads about these things so I am just trying to sort out the advantages. Is this something that I need to look into installing? I got the sense from Jacque that it was just one piece of the puzzle in his set up and not the whole picture. I too would love to give myself more advantages off pavement and I want to make sure I am not missing anything. He mentioned installing a "crawl box" in his FJ when he purchases it, was he just referring to the lefty or was he talking about something else. I am in new territory here and feel like I may be interchanging terms incorrectly.
 
If you gear it to 4.7, it will be like having a crawl box 2.28x 2, also get twin sticks for the option of 2L. Thats what I run behind my auto's just right hand and it works out great offroad.
 
If you gear it to 4.7, it will be like having a crawl box 2.28x 2, also get twin sticks for the option of 2L. Thats what I run behind my auto's just right hand and it works out great offroad.

So this is part of the reason I am confused. Is This what is meant by having a "doubler"? I am guessing that you can have a lefty geared and set up to your preference?
 
Have there been a lot of problems with the chain driven transfer case or at least enough to justify the need to change it? Does the extra room help if you add a transfer case skid since the skid hangs low enough to clear the stock unit? Is it better to have a higher transfer case and no skid or a lower case with a skid? Do they make a specific skid that works with a lefty to correct this? What is the price? I have only seen a handful of threads about these things so I am just trying to sort out the advantages. Is this something that I need to look into installing? I got the sense from Jacque that it was just one piece of the puzzle in his set up and not the whole picture. I too would love to give myself more advantages off pavement and I want to make sure I am not missing anything. He mentioned installing a "crawl box" in his FJ when he purchases it, was he just referring to the lefty or was he talking about something else. I am in new territory here and feel like I may be interchanging terms incorrectly.

Their hasn't really been to many problems with the chain driven transfer case. Just the Lefty is a lot stronger and more reliable in the sense that their isn't a chain to break. As far as the skid plate issue, I really don't know about the skid plate availability. I am sure whoever that it wouldn't be much to get one fabbed up. I am mostly wanting this for a poor mans route to a crawler as it slows me down to half speeds while in both 4wds. Adding a crawler and regearing is extremely expensive. This is about 2k all said and done and helps a good amount. I want to look into this more as I think Marlin makes a lefty also. Before Jamboree id like headers, y pipe, catback, lefty
 
If you gear it to 4.7, it will be like having a crawl box 2.28x 2, also get twin sticks for the option of 2L. Thats what I run behind my auto's just right hand and it works out great offroad.

The box comes 4.7
 
So this is part of the reason I am confused. Is This what is meant by having a "doubler"? I am guessing that you can have a lefty geared and set up to your preference?

No the single t-case is regeared to 4.7 low gears which would equal the same ratio as two stock low cases(AKA doubler) with 2.28 gears.
I just assume they make 4.7 gears for the lefty's like the right hand drop cases.

Marlin sells doublers that use your stock case for the rear case which means you still have the chain driven case.

http://www.marlincrawler.com/transf...ive-left-hand-front-output-dual-transfer-case
mc09-r10_kit_640b.jpg

FJ%20Cruiser%20Interior.jpg
 

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