Specialized Diesel Parts, Inc

Locomotive Pinions/Gears

SDP offers a complete line of GE and EMD traction motor pinions, engine gears, and axle gears. Our products are made with quality forgings, many of which are made in-house, and finished with state-of-art CNC’s and testing equipment.

In addition to traction gears, SDP also offers EMD water pumps gears and custom forging/gear production services for locomotives, reduction gear boxes, mining/drilling, and other industrial applications.

EMD Traction Motor Pinions

8428702-SDP - 13T Pinion

8428702-SDP - 13T Pinion

8179136-SDP - 14T Pinion

8179136-SDP - 14T Pinion

40006705-SDP - 15T Pinion

40006705-SDP - 15T Pinion

40006706-SDP - 17T Pinion

40006706-SDP - 17T Pinion

GE Traction Motor Pinions

41C632481P1 - 18T Pinion

41C632481P1 - 18T Pinion

41C636447P6 - 761 TM Pinion.jpg

41C636447P6-SDP - 20T Pinion

Engine Gears

41C632663P2-SDP - 43T Gear

41C632663P2-SDP - 43T Gear

1606519-SDP - Upper Idler Gear

1606519-SDP - Upper Idler Gear

9543203-SDP - Lower Idler Gear

9543203-SDP - Lower Idler Gear

9528876-SDP - Turbo Idler Gear.jpg

9528876-SDP - Turbo Idler Gear

40001038-SDP - 58T Upper Idler Gear

40001038-SDP - 58T Upper Idler Gear

8069019 - SDP - Cam impeller gear - Bottom.jpg

8069019 - SDP - Cam Impeller Gear

Shaft & Pinion

8460533-SDP - 26T Shaft Pinion  Aux Gen.

8460533-SDP - 26T Shaft Pinion Aux Gen.

400074147-SDP - 17T Pinion Shaft

400074147-SDP - 17T Pinion Shaft

PINIONS - ORIGINAL PART.NO. 8428702, 8179135, 9556207, 8326123, 40006705, 8459295, 8458508, 9096751, 9556208, 8210792, 8341961, 40023052, 40106309, 40060860, 9556209, 8206504, 40006706, 40081126, 9315722, 8452314, 40082703, 9549922, 9556210, 9332201, 8452315, 9557233, 9556211, 9563399, 9332202, 9326333, 9534521, 9563400, 9556212, 9332203, 9326334, 40114237, 9556213, 9556214, 9556215

41C637180P1, 41C632382P1, 41C632382P2, 41C635677P2, 41C637903P1, 41C632481P1, 41C632785P2, 41C637619P1, 41C636447P6, 84C620834P2, 41A230113P1, 84C614969P1, 41C637595P1, 41C637249P1, 41C637443P1, 41C637399P1, 41C632705P1

ENGINE GEARS - ORIGINAL PART.NO. 40008508, 40101384, 8358575, 8425304, 8042976, 8483944, 8483945, 9515336, 9515335, 8261101, 8407341, 40001038, 40001037, 9543203, 40004870, 9528876, 8069014, 8069019, 40081567, 40105384, 40001040, 8041930, 8035626, 8039671, 8416930, 8491707, 9534594, 9534177, 40053532, 8460533

41C613770P2, 84C618319G1, 41B535296P1, 41C632663P2, 41D735416P2, 41D735416P3, 41C633061P1, 41D713362P3, 41D715773G1, 41C635573P1, 41C633947P2, 41BB530143P1        

AXLE GEARS - ORIGINAL PART.NO. 40049669, 8360843, 40114285, 40114286, 40114287, 40049672, 9563406, 40106324, 40049673, 40060861, 40035909, 40023051, 40081127, 40074148

41C635820P1, 41C632494P1, 41C637442P2, 41C637260P2, 41C637251P1, 41C636806P6, 41C637055P5, 41C637055P3, 41D735826P1, 41C632381P1, 41C637620P1, 41C637598P1, 41B530121P1, 41C632784P2, 41C636682P1, 8837756P1, 41C637211P1, 8837727P1