The 18041 is a 24v 4.0 kw starter, a new aftermarket direct replacement engineered to match the fit, form, and function of the original starter. Specifications: - Voltage: 24V - Power: 4.0 kW - Pinion teeth: 10 - Rotation: Clockwise (CW) Vehicle Compatibility: - Makes: Onan (1975-1985) - Models include: Onan MDL6 - Confirm exact fitment with your year, make, and model before ordering. Cross-Reference / Interchange Numbers: - Replaces / compatible with: 18041, 191-1550, 41-5681CW, 91-27-3243, 91-27-3243N, M002T65771, M2T65771, NDC-77. 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.