

⚙️ Drive with confidence, measure with precision.
The ACDelco 3987919 GM Original Equipment Automatic Transmission Speedometer Drive Gear is a precision-engineered replacement part designed to fit GM vehicles perfectly. Manufactured by ACDelco, it guarantees OEM-level durability and accuracy, ensuring your speedometer functions flawlessly by meshing seamlessly with the transmission output shaft. Lightweight and compact, this gear delivers professional-grade quality trusted by automotive experts worldwide.





| Manufacturer | ACDelco |
| Brand | GM GENUINE PARTS |
| Model | ACDelco - Automatic Trans (Slp) (3987919) |
| Product Dimensions | 7.62 x 6.35 x 2.79 cm; 9.07 g |
| Item model number | 3987919 |
| Manufacturer Part Number | 03987919 |
| OEM Part Number | 03987919 |
| Item Weight | 9.07 g |
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