

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.
⚡ Drive with confidence—GM Genuine Parts speedometer gear, where precision meets reliability!
The GM Genuine Parts 3987920 Speedometer Driven Gear is a precision-engineered, metal-built component made in the USA. Designed to meet GM’s strict OEM standards, it offers a compact form factor and reliable performance backed by a 24-month unlimited mile warranty, making it the trusted choice for seamless speedometer functionality in GM vehicles.





| ASIN | B0013FIKQC |
| Best Sellers Rank | #1,037,223 in Automotive ( See Top 100 in Automotive ) #93 in Automotive Replacement Automatic Drive Gear Bearings |
| Brand | GM GENUINE PARTS |
| Brand Name | GM GENUINE PARTS |
| Customer Reviews | 4.5 out of 5 stars 44 Reviews |
| Global Trade Identification Number | 00036666071382 |
| Included Components | ACDelco - Automatic Trans (Slp-1) (3987920) |
| Item Dimensions | 2.8 x 2.5 x 1.1 inches |
| Item Type Name | ACDelco - Automatic Trans (Slp-1) (3987920) |
| Item Weight | 9.07 g |
| Item dimensions L x W x H | 2.8 x 2.5 x 1.1 inches |
| Manufacturer | ACDelco |
| Material | Metal |
| Material Type | Metal |
| Model | 3987920 |
| Number of Items | 1 |
| Part Number | 03987920 |
| Thread Style | Npt |
| Thread Type | Npt |
| UPC | 036666071382 |
| Unit Count | 1 Count |
| Warranty Description | 24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
Trustpilot
2 weeks ago
5 days ago
2 days ago
2 months ago