Note: Please install under professional guidance. Additional Information Suitable For Cummins Model 4B. This Item Include : 1 PCS 4BT Starter Motor. Your understanding will be greatly appreciated. United States, Europe, Asia, Australia, New Zealand, Mexico. We will try our best to help. Weekends and Holidays Message will be replied as soon as we come back to office. Feedback & About US. To make EVERY CUSTOMER 100% SATISFIED is always our key target. We work hard to make sure EVERY CUSTOMER is 100% SATISFIED and resolve any problem for you.