Part Number Cross Reference

Need your engine OEM’s part number to order Genuine Jake Brake® parts? Use our Part Number Cross-Reference tool to find your OEM or Jacobs part number.

Jake Brake parts can be purchased through your engine OEM or local service center. Jacobs common components may be available through multiple engine OEMs or independent distributors. Use the Jacobs part number in the Cross-Reference tool to find out where these parts can be purchased.

Are you wondering which Jake Brake goes with a particular engine model? You can find that information in our OEM-specific Application Guides.

Narrow the results by searching for full or partial part numbers. You can also narrow results by selecting the engine manufacturers in the dropdown list.

Engine OEM OEM Part Number Jacobs Part Number Part Name Where to Purchase Edit
Cummins 3871345 007500, 7500, 00-007500 SPRING C/V INNER ORANGE
Cummins 3871346 007539, 7539, 00-007539 GAGE ADJUSTING .013
Cummins 3871347 007623, 7623, 00-007623 PISTON SLAVE 1.000 DIA
Cummins 3871348 007671, 7671, 00-007671 SWITCH ASSY NEG GND
Cummins 3871349 007696, 7696, 00-007696 PISTON SLAVE SHORT 1.000 DIA
Cummins 3871350 008895, 8895, 00-008895 RETAINER SLAVE PISTON SPRING
Cummins 3871351 009353, 9353, 00-009353 NUT HEX 1/2-20
Cummins 3871352 009432, 9432, 00-009432 SPRING S/P INNER
Cummins 3871353 009433, 9433, 00-009433 SPRING S/P OUTER
Cummins 3871354 009435, 9435, 00-009435 SPRING RETAINER SLAVE PISTON
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