Correct bearing for Pinion on stock 7.5"

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Correct bearing for Pinion on stock 7.5"

Postby kenimpzoom » Thu Sep 07, 2017 11:49 pm

What is the correct part number for the inner (gear side) bearing for an unmodified case and unmodified pinion on a 76 Chevy Monza with a 7.5"

I have seen some call for a HM88649A and some say HM88649 bearing. Which is correct?

This is what I have so far:
Pinion bearing, gear side HM88649A or HM88649
Pinion bearing race, gear side HM88610
Pinion bearing, yoke side M86649
Pinion bearing race, yoke side M86610
Pinion seal Timken 8610

Thanks, Ken
1976 Chevy Monza 2+2 V8
Vin 1R07G6C******
71E A51 W11L W11U
23D 083529 5402
kenimpzoom
 
Posts: 102
Joined: Mon Oct 03, 2011 1:45 am
Location: Baytown (Houston), TX


Re: Correct bearing for Pinion on stock 7.5"

Postby monzaaddict » Fri Sep 08, 2017 12:19 am

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Posts: 2599
Joined: Sun Jul 02, 2006 3:04 pm

Re: Correct bearing for Pinion on stock 7.5"

Postby kenimpzoom » Fri Sep 08, 2017 7:24 pm

After reading on this message board, I now have this list.

Pinion bearing, gear side HM88649 or HM88649A
Pinion bearing race, gear side HM88610 or HM88610A
Pinion bearing, yoke side M86649 or M86649A
Pinion bearing race, yoke side M86610 or M86610CJ

Ken
1976 Chevy Monza 2+2 V8
Vin 1R07G6C******
71E A51 W11L W11U
23D 083529 5402
kenimpzoom
 
Posts: 102
Joined: Mon Oct 03, 2011 1:45 am
Location: Baytown (Houston), TX


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