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First timer looking for build suggestions

adkm1009

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Just got my new (to me) M1009 from the Govt. 1986, 71k. 6.2L diesel with 10-inch GM Corp. axles and rear gov locker. Had to get a real off road rig as the wife wasn't happy to what i did to the brand new rubicon we have....

Thinking through what I will do to the M1009. Not looking to do anything too wild, just want a good rig to head offroad up in the Adirondacks. Thinking:

  • BF Goodrich M/Ts - 33x12.5x15 on existing steel wheels
  • Fab my own front bumper and add a winch
  • Roll cage kit (smitty?)
  • Good seats and harnesses (pulling out back seat)
  • New front floor pans and rockers
  • Truck bed liner on floor inside
  • New shocks
  • Convert from 24V starter setup to 12V starter
  • Maybe a rear disc brake upgrade?
  • Engine tune, cold air intake and new exhaust
Any other thoughts for a basic rig would be appreciated.
 
I've put 33's on a few of these. On all of them I had to trim a very small amount of the lower rear corner of the front fender. If you do it right you can't even tell looking at it from 10ft away.

My suggestion would be build it like I would, 15" lift & 44's.........hahaha

Cool truck tho, wish I had a military K5.

-John
 
I'd suggest 1 ton it, dual lockers, at least 38's, keep it low and cut the fenders and dual lockers.

If you want to stick with 33's, you could go dual lockers in the 10 bolts. I used to run this and had a lot of fun with it.
 
thanks. Is it worth replacing the gov locker in the back or is it good enough?
 
WOW! Straight to Tons? we dont even know what he wants to do with the truck yet. :D

adkm1009, you mention a "basic" rig to go in the Adirondacks. Basic can mean alot of different things to different people. In Sope's case basic indicates a solution to apocalyptic zombie invasion. Not that that is a bad thing either :bow:

Tell us where you want to go with the rig (mud, rocks, Etc.) and I am sure we can all come back with some appropriate suggestions.

Cheers,

Rufus
 
WOW! Straight to Tons? we dont even know what he wants to do with the truck yet. :D

adkm1009, you mention a "basic" rig to go in the Adirondacks. Basic can mean alot of different things to different people. In Sope's case basic indicates a solution to apocalyptic zombie invasion. Not that that is a bad thing either :bow:

Tell us where you want to go with the rig (mud, rocks, Etc.) and I am sure we can all come back with some appropriate suggestions.

Cheers,

Rufus

well if what he is doing warrants the purchase of a "trail rig" as to not damage the new RUBICON <- incase you missed that, or maybe you don't know what a rubicon is??

I'd assume it's a little more core than the dirt lot out back of wallmart in your mom's tahoe.

just saying.... :rolleyes:

pay attention!! :doah:
 
Just got my new (to me) M1009 from the Govt. 1986, 71k. 6.2L diesel with 10-inch GM Corp. axles and rear gov locker. Had to get a real off road rig as the wife wasn't happy to what i did to the brand new rubicon we have....

Thinking through what I will do to the M1009. Not looking to do anything too wild, just want a good rig to head offroad up in the Adirondacks. Thinking:

  • BF Goodrich M/Ts - 33x12.5x15 on existing steel wheels
  • Fab my own front bumper and add a winch
  • Roll cage kit (smitty?)
  • Good seats and harnesses (pulling out back seat)
  • New front floor pans and rockers
  • Truck bed liner on floor inside
  • New shocks
  • Convert from 24V starter setup to 12V starter
  • Maybe a rear disc brake upgrade?
  • Engine tune, cold air intake and new exhaust
Any other thoughts for a basic rig would be appreciated.

I'm gonna say if you're making payments on a new rubicon I'll assume you're broke! Just remember the factory gears are 3.07 so maybe some cheap 3/4 ton axles already set up with a lower ratio would be a wise choice.

They will bolt right in..
 
Mud mostly; only stuff I have done so far is some pretty muddy, rutted trails (old fire roads) in my Rubicon. New at this so I won't be doing anything crazy (yet).
 
If you start burning through glowplugs then it may be time for a 12v conversion, otherwise I'd leave it be. I have a write up on converting your glow plugs controller over to a civy version.
 
Start small, and keep it simple. you dont want to end up burnt out on the project with an immobile truck, and a giant pile of parts.
 
if you do rutted mud and want to k.i.s.s. i would suggest a 34x9.5x15 swamper really cheap and capable but not crazy. with the tall skinny tires you might not have to trim fenders at all.

eventually ditch the auto for nv4500. it's a personal thing.

on my parents 84 diesel burb flipping the air filter lid helped it breath better and felt alittle more power from the seat.

the gov lock is nicknamed the gov bomb, and not in a good way. replacing it depends on what you want your rig to end up like. i would suggest since you're getting the feel for this to do little cheap steps. and research, research, research
 
You never know when you are going to come across a cheap donor vehicle. Wait on the disk brakes until you have something worthy to put them on! Like say a 14 bolt???? I'd bump the tire size up to at least 35 if you are planning on any moderate obstacles. 35's can fit with 2" of lift and minor fender trimming also, and look really clean at that.

What would the roll cage be for? Is it even possible to flip a truck with 33"s? :wink1:
 
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well if what he is doing warrants the purchase of a "trail rig" as to not damage the new RUBICON <- incase you missed that, or maybe you don't know what a rubicon is??

Well, I am certainly aware of what a Rubicon is and in fact I really don't consider them that "tough" a vehicle. I personally pulled one out of a snow bank with a broken front u joint. How you break a u joint on snow I will never know. :eek1:


In any case. All good suggestions from everyone. adkm1009, a lot of what I am going to suggest here is personal opinion, take it for what it is worth :haha:

One thing that I have become a firm believer in as others have suggested is to make sure that you can use the truck. I am a victim of upgrade burnout. Going so crazy with a trail rig that you and up with a pile of parts that you cant wheel because it takes you 2+ years to get stuff done, meanwhile you cant wheel.

I now have a rig that is ready to wheel at the drop of a hat and is not totally insane. It has 4 inches of suspension lift, 35 inch tires with bone stock half ton axles. The rule of thumb for me on this rig is if it takes longer than a weekend to do the mod, it does not get done. Work on it in stages with an emphasis on keeping it drivable.


Given what you are describing for the trails that you want to run I would suggest tires in the 33 to 35 inch range and a slight lift. The axles that you have under the truck now will hold up reasonably well as long as you are not a skinny pedal mad man :D

Now, having just said that, they don't call the Gov-lok a gov-bomb for nothing. They are notoriously weak and would probably be my first upgrade after tires and lift.

This is where you will need to make some decisions. I would not throw much $ at the 10 bolt in the back. I would choose a relatively easy upgrade path.

Do you want to stay 6 lug rims or go to 8 lug?

If you choose to stay 6 lug look for a 14 bolt semi-floater axle out of a 3/4 ton suburban. It is a good step up from the 10 bolt gov-bomb and is a bolt in upgrade that with good planning an be accomplished in a day. Disk brake conversions are available as well as a reasonable selection of lockers.

If you want to go 8 lug a whole new world will open up to you that will enable you to upgrade all the way to 1 ton axles in small reasonable stages.

The first step in that upgrade path is to find a 14 bolt full floater out of a 3/4 ton pickup. This axle is a bolt in deal as well and will give you the ultimate rear end for strength. The axle has a good selection of gears and lockers available as well. Also, they are dirt cheep and widely available.

Along with the rear end you will need to convert your front end to 8 lug. This consists of acquiring all the parts from the spindle out on a 3/4 ton truck. these parts will bolt right on to your current 10 bolt front end and convert it to 8 lug for not too much $. These parts are easy to come by.

Later on, when you have a well producing $ tree in your back yard you are totally ready to spend a bunch you can put a dana 60 1 ton axle in front.

The 14 bolt full floater and 8 lug conversion is a project that with proper planning can be done in a weekend.



Also, hats off to thinking about safety first. Definitely get the roll cage, seats and belts that you mentioned. Once again all things that can be accomplished in a weekend and will keep the family safe. :bow:

Hope that helps you figure out what path you want to take with the rig.

Cheers,

Rufus
 
Well, I am certainly aware of what a Rubicon is and in fact I really don't consider them that "tough" a vehicle...

That's always a matter of perspective. I've seen Rubicons 'wheel quite well, and 'tough' Chevys break like matchsticks...

... if it takes longer than a weekend to do the mod, it does not get done.

That's it, here we go :waytogo:. I've called that the "insta-bolt" mod over in Rene's thread...:D

...Definitely get the roll cage, seats and belts that you mentioned...

Think about this one carefully. What's the clearance between heads and cage going to be? Are you ready to wear helmets every time you drive that truck?
 
Ditch the gov lock. It will probably fail when you need it most. If your not hammering it on rocks then the 10 bolt front will be ok but I would upgrade the shafts. For the rear, I would ditch the 10 bolt and go to a 12 bolt with upgraded shafts. Another rear option is a 14 SF. They can be found in 6 lug. I would not go to a D60 and 14ff unless you plan to run at least 37" tires or bigger. Ground clearance will suck under the diffs with 33's or 35's. Get some good heavy wall driveshafts. I would also clock the t-case. As far as the cage goes, spend the extra and have it custom fabbed. You will be much happier. For seats, PRP's are great. Sounds like a fun build.
 

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