10 Bolt 8.2 'B' BUICK SKYLARK / GS 68-70
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| Ring Gear Diameter | 8.2 'B' Buick SKYLARK AND GS ONLY |
| Casting Number: | 1385724, 1382700 |
| Cover Bolt Count | 10 |
| Ring gear Bolt count | 10 |
| Ring Gear Bolt Size |
7/16 left hand thread 3/4 socket head bolt is left hand thread |
| Axle Spline | 28 bolt in axle 60 degree spline |
| Yoke style | U bolt & nut Universal joint retention (reference picture) |
| Pinion Spline | 27 |
| Carrier breaks | 2.56 / 2.73-2.93 / 3.23-3.42 / 3.64- up |
| Pinion Diameter | 1.875 <<<<<<< CAN NOT USED AFTERMARKET 8.2 GEARS!!!!! |
| Axle Shaft Diameter | 1.382 press on bearing | 1.437 (GS Only) |
Supported Cars
| Car | Year |
| Skylark GS | 68-70 |
Rebuild Kit
| Part | Part Number |
| Passenger Side - Carrier Bearing | LM501349 |
| Passenger Side - Carrier Bearing (Race) | LM501314 |
| Carrier Bearing GS driver side 68-70 | LM603049 |
| Carrier Bearing (Race) GS driver side 68-70 | LM603012 |
| Inner Pinion Bearing GS only | M804049 |
| Inner Pinion Bearing (Race) GS only | M804010 |
| Outer Pinion Bearing | 86649 |
| Outer Pinion Bearing (Race) | 86610 |
| Pinion Seal 1968-1970 (Skylark, GS) | 8620N |
Mega Axle Bearing Kit
| Parts | Part Number |
| Axle Bearing 70 | Set9 |
| Axle Bearing SPORT WAGON 70 | A10 |
| Axle seal 70 (Can be 2146 also measure seal) | 712146 |
| Axle Seal SPORT WAGON 69 | 2689S |
| Axle Bearing 68 69 GS sealed bearing | RW507GR |
| Axle Bearing 68 69 SPORT WAGON sealed bearing | RW507GR |
| Axle Bearing 68 69 sealed bearing | RW507CR |
| Axle Seal 68 69 inner tube seal | 8594S |