EM71700 Mack SPUR PINION CUP
Used In These Kits
This part is included in 3 engine & overhaul kits — find yours below.
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EM71210BEARING AND SEAL KIT In stock -
EM71250BEARING AND SEAL KIT In stock -
EM71530BEARING AND SEAL KIT In stock - No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
SPUR PINION CUP
Fits:
- MACK CRDP 32
- MACK CRD 33 DIFFERENTIAL
OEM cross-references:
- MACK 25083439
- MACK 64AX90
- MACK 4333-74440R1
- NAVISTAR 74440R1
- GMC TRUCK 9412605
- GMC TRUCK 9412602
- CATERPILLAR 2B2631
- PAI EM71700
Warranty: 12 months
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| MACK 25083439 |
| MACK 64AX90 |
| MACK 4333-74440R1 |
| NAVISTAR 74440R1 |
| GMC TRUCK 9412605 |
| GMC TRUCK 9412602 |
| CATERPILLAR 2B2631 |
| PAI EM71700 |
No cross-reference numbers match that search.
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.








