coming down a 25% grade dirt road the brakes started to smoke and fade.truck in low gear o/d locked out speed kept to 10 mph .we had to stop and let them cool at 1/2 way point ,dirt road 4 miles long...
ON MINE WITH EXH BRAKE ON AND IN TOW /HAUL 8% WILL ALMOST BRING ME TO A STOP LEFT IN 6TH GEAR 12,500LBS CAMPER AND TRUCK HAVE NOT DONE IT WITH JEEP AND TRAILER YET