The 17101 is a 12v 1.4 kw starter, a new aftermarket direct replacement engineered to match the fit, form, and function of the original starter. Specifications: - Voltage: 12V - Power: 1.4 kW - Pinion teeth: 9 Vehicle Compatibility: - Makes: Caterpillar (1984-2016) - Models include: Caterpillar T35D; Caterpillar T30D; Caterpillar LT-431; Caterpillar T25D - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 028000-9820, 028000-9821, 028080-9820, 028080-9820, 128000-7670, 128000-7670, 17101, 280-7026, 3E5128, 3T8209 (plus 5 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.