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12 Bolts and Large tires

BlueKnight

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WEll I was a very bad boy today. I put on layaway 42" tsl 42x15.50x15's Americas tire gave me a heck of a deal. STOMPED 4wheel parts. Anyhow after a long convo with Interco. I came to the conclusion of purchasing them. See 42's are only 12 lbs heavier than my 38's. I have had no drive train problems with my 38's and beefed 12bolt and 10 bolt. Who else runs large tires, wheels often, and doesnt have breakage?

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<a target="_blank" href=http://blueknight.alloffroad.com>http://blueknight.alloffroad.com</a>
"If First you don't succeed, Destroy all attempts you've tried"
 
Hmmm not me. I destroyed the front and rear 10 bolts running 36s. Thats an accomplishment if you can pull that off.

<a target="_blank" href=http://community.webshots.com/user/runfordaborder>my baby</a>
 
I am installing a set of 38" TrXus STS tires real soon. I have ran 37" Boggers for over a Year and have only broken one ring gear and a Gov-Lock. I have also broken numerous D44 shafts. I wheel quite often and am not bothered by the small amount of breakage I have had. Its not enough yet to make me lay down the price for those gold plated D60's.

Mudzer 1978/91 K5
 
With a detroit locked 3:73 12 bolt rearend and 35" mud terrain tires...
I'm on a role for one ring and pinion per year!
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For the last 3 years.

[Real Men Don't Care About Gas Mileage Or Rapid Tire Wear!]<a target="_blank" href=http://coloradok5.com/gallery/albuo19>
MY 1972 K/5</a>
RyanB.
 
I broke the center section, bent a axle tube, sheared off all the lug nuts, broke the spider gears, and twisted a axle tube. All this in about 6 months with 36" TSL's. The 14BFF is just about ready to go in.

'71 Blazer CST w/ a 400sbc, 4" lift, 36" Supper Swampers, and alot of rust
<a target="_blank" href=http://community.webshots.com/user/triaged>See it Here </a>
 
your just special Dan ;-) yeah and its about time that 14blt goes to use !! hehe member loading it ? oh and i romp on ORD old 12 and 10 bolts all the time with my 35s and i cant seem to break em . romp as in "oh crap i floored it so hard my foot is stuck in the firewall!!" muhuahah
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&lt;a target="_blank" href=http://www.imagestation.com/album/pictures.html?id=4292257869&amp;show_all=1&amp;start=1&gt;wheeling and carnage pics&lt;/a&gt; <P ID="edit"><FONT class="small">Edited by K10ANDYKHAMNIC on 02/26/02 12:47 AM.</FONT></P>
 
I ran 35" BFG Mud T/A's on my 3:42 geared 12 bolt rear for 3-4 yrs, and it has taken the abuse of clutch dumping on and off the road. I have had no problems, even the gov-lock still works! Even the 10 bolt front has held up, I just grenaded the front driveshaft CV joint instead.

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psychoholicslag
 
Well, you might be able to get away with it....especially since you have been able to get by with 38's. It all depends on your driving style and what type of terrain you ride on.

I wouldn't say "only 12 lbs.", that is a pretty significant increase over the already heavy 38's plus 12 lbs. of rotating mass at EACH corner will make a much bigger difference than just adding 48 lbs. of dead weight to the truck. Also, the added leverage of the taller tires will put more stress on drivetrain components.
 
Add to that the 600 hp 396...

My 12 bolt grenaded with 33's...on pavement.
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Rene

<font color=green>Dyslexics of the world...UNTIE!</font color=green>
<a target="_blank" href=http://coloradok5.com/gallery/project_T2> tRusty pics...</a>
 
You know you make alot of Sense Frank. I can get a 14bolt ff pretty easy. a d60 well thats another matter all together. hm I'll just build the replacements in my spare time and when the day my diffs go i'll put in the other ones. Good idea.

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<a target="_blank" href=http://blueknight.alloffroad.com>http://blueknight.alloffroad.com</a>
"If First you don't succeed, Destroy all attempts you've tried"
 
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