SKP SK17939 Starter

Starter for Jeep Applications

This SKP starter, part number SK17939, is built for specific Jeep starting-system applications with clockwise rotation and 12V operation. It matches the permanent magnet gear reduction layout used in compact starter designs for reliable engine cranking.

• 12V starter with clockwise rotation.
• Permanent magnet gear reduction design for efficient starting performance.
• Mitsubishi PMGR family construction.
• Fits Jeep Commander and Jeep Grand Cherokee applications listed below.

Fitment Details

Compatible with these applications: Fits 2006-2010 Jeep Commander, N/A; Fits 2010 Jeep Grand Cherokee, N/A; Fits 2007-2008 Jeep Grand Cherokee, N/A. This part cross-references BBB Industries (e.g., 17939) and Mopar (e.g., 56044734AA) for the same application. SK17939 is the part number to verify before ordering.

What It Helps Address

• Slow or inconsistent engine cranking.
• No-start conditions caused by starter failure.
• Starter rotation mismatch during replacement.
• Electrical starting-system wear in high-use vehicles.

Installation Notes and Tips

Confirm the starter rotation, voltage, and fitment notes before installation. Match the existing unit to the Mitsubishi PMGR family and verify the part number SK17939 against the removed starter.

Quality Assurance

SKP supplies replacement electrical components for service applications, and this starter is built to the listed design and electrical specifications.