1971 - 2021 Navistar International & Fire Apparatus 9100-9900, Lonestar, Prostar, LT625, RH613, Paystar 5000, S Series, 1000-8000 Series and Amtran Rear Leaf Spring 55-035
1988 - 2021 Navistar International 9700, 9800, 9100-9400, Lonestar, Prostar, 8200 and 8300 Front Leaf Spring - 2 Leaves - 55-144
1971 - 2021 Navistar International & Fire Apparatus 9100-9900, Lonestar, Prostar, LT625, RH613, Paystar 5000, S Series, 1000-8000 Series and Amtran Heavy Duty Rear Leaf Spring 55-035HD
1971 - 2021 Navistar International S Series, 1000-8000 Series and Amtran Rear Leaf Spring 55-043
1988 - 2021 Navistar International 9700, 9800, 9100-9400, Lonestar, Prostar, 8200 and 8300 Front Leaf Spring - 3 Leaves - 55-118
1988 - 2021 Navistar International & Mack LT, RH, 9700, 9800, 9100-9400,Prostar, Lonestar, 8200 And 8300 Front Extra Leaf Spring TXL-552
1988 - 2021 Navistar International 9700, 9800, 9100-9400, Lonestar, Prostar, 8200 and 8300 Front Leaf Spring - 3 Leaves - 55-120
2007 - 2021 Navistar International 8500, 8600, Transtar, LH & RH Series, 9100, 9200, 9400, Lonestar, Prostar, 8200 and 8300 Front Leaf Spring - 2 Leaves - 55-1216
1970 - 2010 Navistar International International Navistar Rear Single Axle, MD & HD Rear Leaf Spring 55-041
2007 - 2021 Navistar International 8500, 8600, Transtar, LH & RH Series, 9100, 9200, 9400, Lonestar, Prostar, 8200 and 8300 Front Leaf Spring - 2 Leaves - 55-1218