The 17866 is a 12v 1.6 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: 1.6 kW - Pinion teeth: 10 - Rotation: Clockwise (CW) Vehicle Compatibility: - Makes: Jeep (1999-2004) - Models include: Jeep Grand Cherokee - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 17754, 17866, 19012, 244-6798, 244-6892, 280-4155, 280-4232, 336-1694, 336-1694A, 336-1782 (plus 18 more on file). 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.