Soft Caterpillar 1900232-00, rating 410HP@1800rpm; 1550LB-FT@1200rpm; 410HP@1800rpm; 1450LB-FT@1200rpm. 410 HP 1450/1550 PT Truck (Fleet) | | Low NOx Kit Software | | SOFTWARE DATE CODE: Dec99 | | INTERLOCK CODE: 301 | | Rating#1: | | 410HP@1800rpm, | | 1550LB-FT@1200rpm |