The 17658 is a 12v 1.8 kw permanent-magnet gear-reduction starter, a new aftermarket direct replacement engineered to match the fit, form, and function of the original starter. Specifications: - Series: PMGR - Voltage: 12V - Power: 1.8 kW - Pinion teeth: 10 Vehicle Compatibility: - Makes: Porsche (2010-2016) - Models include: Porsche Panamera - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 0-001-139-037, 0-001-139-038, 17658, LRS02655, SR0447N, SR0447X. Why ePartsGlobal: specialist in heavy-duty starters, alternators, and charging-system electrical parts. Backed by a 1-year warranty, free shipping on orders over $19.95, and fast fulfillment. Ships from USA.