Cummins QSB 5.9 Parts - Oil Section

4939587

For engines with a front gear train.
Pinions have 23/24 Helix Teeth.

For engines with CPL#s 591, 599, 714, 721, 742, 831, 1279, 1288 ,1519, 1522, 1523, 1524, 1551, 1816, 1889, 1914, 1948, 1961, 1962, 1975, 2014, 2063, 2071, 2122, 2205, 2208, 2242, 2243, 2292, 2347, 2372, 2373, 2446, 2447, 2486, 2530, 2686, 2891, 2893, 8208, 8217, 8236, 8266, 8267, 8304, 8305, 8306, 8444

4897481

For engines with a front gear train.
Pinions have 22/24 Straight Teeth.

For engines with CPL#s 0742, 8206

3959052

3942915

3908616

2321

3974127

3957921

23520024

23511819