The 18181 is a 24v 4.5 kw starter, a new aftermarket direct replacement engineered to match the fit, form, and function of the original starter. Specifications: - Voltage: 24V - Power: 4.5 kW - Pinion teeth: 11 Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 028000-5530, 028000-5620, 028000-5690, 028000-5691, 028000-9330, 028000-9331, 18181, 28100-56030, 28100-56060, 28100-56100 (plus 2 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.