3R80-10 – 10 – Center Support Bearing – 1.574″ ID – 2.500″ Center Bearing To Base
$166.43
1 in stock
Description
The 3R80-10 Center Support Bearing plays a crucial role in maintaining the integrity of GM drivetrains, particularly in Cadillac and Buick models produced from 1964 onward. This component supports a two-piece driveshaft at its midpoint, ensuring proper alignment and minimizing whip during operation. With a bearing ID of 1.574 inches and a center-to-base height of 2.500 inches, this bearing is engineered to handle the unique demands of these vehicles.
When installing the 3R80-10, it’s essential to avoid pre-loading the rubber isolator. This isolator absorbs vibrations that could otherwise lead to driveline noise and premature failure. Symptoms of a failing center support bearing include vibrations at highway speeds and noticeable bearing noise, which can indicate rubber deterioration. Maintaining the correct center-to-base dimension is vital to prevent altering the driveshaft’s operating angle.
- Application: GM (Cadillac and Buick)
- 1.574″ Bearing ID
- 2.500″ Center Bearing To Base
- 1.500″ Center To Center Of Mount Holes
- Installation Tip: Align the mounting bracket before tightening
In summary, the 3R80-10 Center Support Bearing is a critical component for ensuring the longevity and performance of GM drivetrains. Proper installation and maintenance will help extend the service life of your vehicle under load conditions.
| Application |
GM |
|---|---|
| Bearing id |
1.574 |
| Center bearing to base |
2.500 |
| Ctr to ctr of mount holes |
1.500 |
| Notes |
Cadillac Buick |
| Partn number |
3R80-10 |
| Remaining stock |
<10 |
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 | Application Nissan, Infiniti Bearing id 1.181 Center bearing to base 2.170 Ctr to ctr of mount holes 6.000 Notes Double metal rings surrounding the rubber and bearing. Comes with nut and washer/spacer Partn number 1280-30 Remaining stock >10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Application Nissan Bearing id 1.378 Center bearing to base 2.180 Ctr to ctr of mount holes 0 Notes Infiniti/ Nissan. Like 1280-30 but with larger bearing ID / Bracket not included. comes with new nut washer/spacer Partn number 1280-35 Remaining stock >10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Application Nissan Bearing id 1.181 Center bearing to base 2.500 Ctr to ctr of mount holes 6.000 Notes Nissan / Infiniti / Frontier 4X4 (98-03) Hardbody 4X4 (86-97) Pathfinder 4X4 (87-03) Xterra 4X4 (00-03) QX4 4X4 (00-03) Partn number 1280-40 Remaining stock >10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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 | Application Infiniti Bearing id 1.181 Center bearing to base 1.125 Ctr to ctr of mount holes 6.000 Notes Q45 (90-96) Partn number 1280-70 Remaining stock <10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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