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M970 Trunnion flip for leveling purposes

155mm

Chief and Indian
Steel Soldiers Supporter
1,178
388
83
Location
Guymon, OK
OK, its freezing time so AMi got drained to keep from freeze busting valves. Now is the time to do maintenance.

Problem.
Trailer runs uphill due to AMi being a M916 and not a M915 or M931, to the tune of about 13in difference front high.

IMG_2811[1].jpg

Attempted solution:
1600/20's, failed, tire is too large to clear the fenders.

Attempted solution.
11R24.5, not fail, but no good solution, only changed height by 1" ish.

IMG_2814[1].jpgIMG_2813[1].jpg

Possible solution:
Flip trunnion mount from bottom side mount to top side mount. I would gain 11" of height with this mod.

IMG_2812[1].jpg

I understand that consists of unbolting complete trunnion and axles from truck, (8 bolts and 8 airlines) rolling it all out, flipping trunnion mounts at springs, then reinstalling.


IMG_2815.jpg

Screenshot_34.jpg

Can it be done? What is the disadvantages? Why would it not work?

spring load remains the same, rather than ubolts pulling down on spring pack, the trunnion mount will be pushing down.
 
Last edited:

topo

Well-known member
909
256
63
Location
farmington NM
Level would be better your rear axle now can't have much travel till it hits the axle stop putting the weight on one axle or putting the tire in to the trailer. I hope it works .
 

155mm

Chief and Indian
Steel Soldiers Supporter
1,178
388
83
Location
Guymon, OK
Here is a trailer that is like the swap you talked about.
yep, exactly.... what is that on? I never even thought to looked at the 871 sitting out back.

edit, 871 is the same as 970.
 
Last edited:
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