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Torque Converter | Allison | 1000/2000/2400 Series, Lockup (Early & Late) | GM 2500 Series Trucks

Ill.# Image Description Specification Part #
Misc 2006-Later NPN-SPL
Misc NPN-SPL
& 2006-Later
Bearing 2006-Later 2008 - Up
  • Thickness: 0.251
  • Thickness metric: 6.38
  • Bearing type: Enclosed
  • Outside Dia: 3.855
  • Inside Dia: 2.644
  • Outside Dia Metric: 97.92
  • Inside Dia metric: 67.16
 SW-2-36
Bearing SW-2-36
& 2006-Later 2008 - Up
  • Thickness: 0.251
  • Thickness metric: 6.38
  • Bearing type: Enclosed
  • Outside Dia: 3.855
  • Inside Dia: 2.644
  • Outside Dia Metric: 97.92
  • Inside Dia metric: 67.16
Spacer Stator Bearing Adapts late-model turbine-side bearing SW-2-32 to earlier application
  • Thickness: 0.295"
  • Outside Dia: 3.226"
  • Inside Dia: 2.300"
 SW-3-1
Spacer SW-3-1
Stator Bearing & Adapts late-model turbine-side bearing SW-2-32 to earlier application
  • Thickness: 0.295"
  • Outside Dia: 3.226"
  • Inside Dia: 2.300"
Turbine Washer Allison 1000 Late For OE covers 2006 - Up
  • Thickness: 0.235"
  • Material: Fiber
  • Outside Dia: 2.445"
  • Inside Dia: 1.375"
 SW-9-25
Turbine Washer SW-9-25
Allison 1000 Late & For OE covers 2006 - Up
  • Thickness: 0.235"
  • Material: Fiber
  • Outside Dia: 2.445"
  • Inside Dia: 1.375"
Turbine Washer Early
  • Thickness: 0.182"
  • Material: Fiber
  • Outside Dia: 2.230"
  • Inside Dia: 1.489"
 SW-9-26
Turbine Washer SW-9-26
& Early
  • Thickness: 0.182"
  • Material: Fiber
  • Outside Dia: 2.230"
  • Inside Dia: 1.489"
Impeller Hub Flanged
  • Journal Dia: 2.295"
  • Installed Height: 2.590"
  • Height: 2.900"
  • Hub Mount: Flanged
  • Pump Drive Type: Flats
  • Flange Dia: 4.310"
 SH-1-68HP
Impeller Hub SH-1-68HP
Flanged &
  • Journal Dia: 2.295"
  • Installed Height: 2.590"
  • Height: 2.900"
  • Hub Mount: Flanged
  • Pump Drive Type: Flats
  • Flange Dia: 4.310"
1 Hubcap Fits 2-1/4" (57.2mm). Length: 1-1/2"
  • Color: Black
  • Fits 2-1/4" (57.2mm)
 MHC-CL
Hubcap MHC-CL
Fits 2-1/4" (57.2mm). Length: 1-1/2" &
  • Color: Black
  • Fits 2-1/4" (57.2mm)
2 Impeller Hub Early
  • Journal Dia: 2.293"
  • Installed Height: 2.590"
  • Height: 2.99
  • Hub Mount: Flanged, With Pilot Step
  • Pump Drive Type: Flats
  • Flange Dia: 4.310"
  • Hardness: Rc 58-60
  • Inside Dia: 4.310"
 SH-1-48GRC
Impeller Hub SH-1-48GRC
& Early
  • Journal Dia: 2.293"
  • Installed Height: 2.590"
  • Height: 2.99
  • Hub Mount: Flanged, With Pilot Step
  • Pump Drive Type: Flats
  • Flange Dia: 4.310"
  • Hardness: Rc 58-60
  • Inside Dia: 4.310"
2 Impeller Hub
  • Journal Dia: 2.293"
  • Installed Height: 2.267"
  • Pump Drive Type: Flats
  • Hardness: Rc 32-36
 SH-1-49GRC
Impeller Hub SH-1-49GRC
&
  • Journal Dia: 2.293"
  • Installed Height: 2.267"
  • Pump Drive Type: Flats
  • Hardness: Rc 32-36
2 Impeller Hub 2006-Up
  • Journal Dia: 2.295"
  • Installed Height: 2.463"
  • Height: 2.680"
  • Hub Mount: Flanged
  • Pump Drive Type: Flats
  • Flange Dia: 4.000"
  • Hardness: Rc 32-36
  • Inside Dia: 4.000"
 SH-1-65GRC
Impeller Hub SH-1-65GRC
& 2006-Up
  • Journal Dia: 2.295"
  • Installed Height: 2.463"
  • Height: 2.680"
  • Hub Mount: Flanged
  • Pump Drive Type: Flats
  • Flange Dia: 4.000"
  • Hardness: Rc 32-36
  • Inside Dia: 4.000"
3 Impeller NPN-1-38-3
Impeller NPN-1-38-3
&
4 Stator Cap Early. Adapts late-model impeller side bearing SW-2-31 to earlier applications
  • Thickness: 0.560"
  • Material: Aluminum
  • Functional Thickness: 0.339"
  • Outside Dia: 4.185"
  • Inside Dia: 2.152"
 SW-4-29
Stator Cap SW-4-29
& Early. Adapts late-model impeller side bearing SW-2-31 to earlier applications
  • Thickness: 0.560"
  • Material: Aluminum
  • Functional Thickness: 0.339"
  • Outside Dia: 4.185"
  • Inside Dia: 2.152"
4 Bearing
  • Thickness: 0.208
  • Thickness metric: 5.28
  • Bearing type: Semi- Enclosed
  • Outside Dia: 3.57
  • Inside Dia: 2.6
  • Outside Dia Metric: 90.68
  • Inside Dia metric: 66.04
  • Race: SW-2-27
 SW-2-25
Bearing SW-2-25
&
  • Thickness: 0.208
  • Thickness metric: 5.28
  • Bearing type: Semi- Enclosed
  • Outside Dia: 3.57
  • Inside Dia: 2.6
  • Outside Dia Metric: 90.68
  • Inside Dia metric: 66.04
  • Race: SW-2-27
5 Bearing Race
  • Thickness: 0.118"
  • Outside Dia: 3.380"
  • Inside Dia: 2.530"
  • Hardened
 SW-2-27
Bearing Race SW-2-27
&
  • Thickness: 0.118"
  • Outside Dia: 3.380"
  • Inside Dia: 2.530"
  • Hardened
6 Snap Ring NPN-1-38-6
Snap Ring NPN-1-38-6
&
7 Stator Cap
  • Material: Aluminum
 NPN-1-38-7
Stator Cap NPN-1-38-7
&
  • Material: Aluminum
8 Inner Race
  • Internal Teeth: 37
 NPN-1-38-8
Inner Race NPN-1-38-8
&
  • Internal Teeth: 37
8 Inner Race Stator
  • Length: 1.180"
  • Internal Teeth: 37
  • Outside Dia: 2.627"
 SX-14-7
Inner Race SX-14-7
Stator &
  • Length: 1.180"
  • Internal Teeth: 37
  • Outside Dia: 2.627"
9 Sprag Fits Early & Late 2006 - Up
  • Thickness: 0.750"
  • Material: Hardened Steel
  • Cam Count: 29 elements
  • Outer Race Inside Dia: 3.281"
  • Inner Race Outside Dia: 2.625"
 SC-6
Sprag SC-6
& Fits Early & Late 2006 - Up
  • Thickness: 0.750"
  • Material: Hardened Steel
  • Cam Count: 29 elements
  • Outer Race Inside Dia: 3.281"
  • Inner Race Outside Dia: 2.625"
9 Roller Clutch (Sprag) SC-6-1
Roller Clutch (Sprag) SC-6-1
&
10 Cam NPN-1-38-10
Cam NPN-1-38-10
&
11 Stator NPN-1-38-11
Stator NPN-1-38-11
&
12 Bearing Race
  • Thickness: 0.098"
  • Outside Dia: 3.130"
  • Inside Dia: 2.374"
  • Hardened
 SW-2-28
Bearing Race SW-2-28
&
  • Thickness: 0.098"
  • Outside Dia: 3.130"
  • Inside Dia: 2.374"
  • Hardened
13 Bearing
  • Thickness: 0.17
  • Thickness metric: 4.32
  • Bearing type: Semi- Enclosed
  • Outside Dia: 3.06
  • Inside Dia: 2.22
  • Outside Dia Metric: 77.72
  • Inside Dia metric: 56.39
  • Race: SW-2-28
 SW-2-26
Bearing SW-2-26
&
  • Thickness: 0.17
  • Thickness metric: 4.32
  • Bearing type: Semi- Enclosed
  • Outside Dia: 3.06
  • Inside Dia: 2.22
  • Outside Dia Metric: 77.72
  • Inside Dia metric: 56.39
  • Race: SW-2-28
13 Bearing Early and late 2006 - Up
  • Thickness: 0.220
  • Thickness metric: 5.59
  • Bearing type: Enclosed
  • Outside Dia: 3.855
  • Inside Dia: 2.653
  • Outside Dia Metric: 97.92
  • Inside Dia metric: 67.39
 SW-2-31
Bearing SW-2-31
& Early and late 2006 - Up
  • Thickness: 0.220
  • Thickness metric: 5.59
  • Bearing type: Enclosed
  • Outside Dia: 3.855
  • Inside Dia: 2.653
  • Outside Dia Metric: 97.92
  • Inside Dia metric: 67.39
13 Bearing Late 2006 - Up
  • Thickness: 0.22
  • Thickness metric: 5.59
  • Bearing type: Enclosed
  • Outside Dia: 3.375
  • Inside Dia: 2.178
  • Outside Dia Metric: 85.73
  • Inside Dia metric: 55.32
 SW-2-32
Bearing SW-2-32
& Late 2006 - Up
  • Thickness: 0.22
  • Thickness metric: 5.59
  • Bearing type: Enclosed
  • Outside Dia: 3.375
  • Inside Dia: 2.178
  • Outside Dia Metric: 85.73
  • Inside Dia metric: 55.32
15 Turbine Hub Allison 1000, 2000, 2400 SX-13-33
Turbine Hub SX-13-33
Allison 1000, 2000, 2400 &
15 Turbine Hub
  • Internal Teeth: 25
  • External Teeth: 40
  • Hardness: Heat-Treated (hardened)
 SX-13-33HT
Turbine Hub SX-13-33HT
&
  • Internal Teeth: 25
  • External Teeth: 40
  • Hardness: Heat-Treated (hardened)
16 Seal Ring Early
  • Height: 0.096"
  • Width: 0.090"
  • Material: PTFE
  • Height Metric: 2.4384
  • Seal Type: Square-Cut
  • Outside Dia: 2.380"
  • Outside Dia Metric: 60.452
 SO-23-34
Seal Ring SO-23-34
& Early
  • Height: 0.096"
  • Width: 0.090"
  • Material: PTFE
  • Height Metric: 2.4384
  • Seal Type: Square-Cut
  • Outside Dia: 2.380"
  • Outside Dia Metric: 60.452
16 Seal Ring 2006-Up
  • Height: 0.085"
  • Width: 0.091
  • Material: PTFE
  • Height Metric: 2.159
  • Seal Type: Scarf Cut
  • Outside Dia: 2.953
  • Outside Dia Metric: 75.0062
 SO-23-37
Seal Ring SO-23-37
& 2006-Up
  • Height: 0.085"
  • Width: 0.091
  • Material: PTFE
  • Height Metric: 2.159
  • Seal Type: Scarf Cut
  • Outside Dia: 2.953
  • Outside Dia Metric: 75.0062
17 Turbine NPN-1-38-17
Turbine NPN-1-38-17
&
18 Lockup Clutch Assembly NPN-1-38-18
Lockup Clutch NPN-1-38-18
Assembly &
19 Lining (Friction Ring,Wafer) AVAILABLE WITH DIFFERENT FRICTION MATERIALS, INCLUDING HIGH CARBON, KEVLAR®, CARBON AND TAN.
  • Thickness: 0.045"
  • Material: Red
  • Outside Dia: 12.344"
  • Inside Dia: 10.25"
 SX-23-44
Lining (Friction Ring,Wafer) SX-23-44
& AVAILABLE WITH DIFFERENT FRICTION MATERIALS, INCLUDING HIGH CARBON, KEVLAR®, CARBON AND TAN.
  • Thickness: 0.045"
  • Material: Red
  • Outside Dia: 12.344"
  • Inside Dia: 10.25"
19 Lining (Friction Ring,Wafer) AVAILABLE WITH DIFFERENT FRICTION MATERIALS, INCLUDING HIGH CARBON, KEVLAR®, CARBON AND TAN.
  • Thickness: 0.045"
  • Material: Red
  • Outside Dia: 12.34"
  • Inside Dia: 10.75"
 SX-23-54
Lining (Friction Ring,Wafer) SX-23-54
& AVAILABLE WITH DIFFERENT FRICTION MATERIALS, INCLUDING HIGH CARBON, KEVLAR®, CARBON AND TAN.
  • Thickness: 0.045"
  • Material: Red
  • Outside Dia: 12.34"
  • Inside Dia: 10.75"
20 Turbine Washer Early
  • Thickness: 0.136"
  • Material: Plastic
  • Outside Dia: 2.230"
  • Inside Dia: 1.483"
 SW-9-18
Turbine Washer SW-9-18
& Early
  • Thickness: 0.136"
  • Material: Plastic
  • Outside Dia: 2.230"
  • Inside Dia: 1.483"
20 Turbine Washer ALLISON 1000 Late 2006-Up
  • Thickness: 0.274"
  • Material: Fiber
  • Outside Dia: 2.400"
  • Inside Dia: 1.437"
 SW-9-24F
Turbine Washer SW-9-24F
ALLISON 1000 Late & 2006-Up
  • Thickness: 0.274"
  • Material: Fiber
  • Outside Dia: 2.400"
  • Inside Dia: 1.437"
21 Front Cover
  • Billet
 SX-22-1
Front Cover SX-22-1
&
  • Billet
21 Front Cover SX-22-6
Front Cover SX-22-6
&
22 Bolt Hex Head, Flanged
  • Dimensions: M10-1.50mm
  • Length: 15mm
 B-78
Bolt B-78
Hex Head, Flanged &
  • Dimensions: M10-1.50mm
  • Length: 15mm
22 Bolt
  • Dimensions: M10 × 1.5
 NPN-1-38-22
Bolt NPN-1-38-22
&
  • Dimensions: M10 × 1.5
23 Mounting Pad
  • Dimensions: M10×1.5
 NPN-1-38-23
Mounting Pad NPN-1-38-23
&
  • Dimensions: M10×1.5
24 Pilot
  • Outside Dia: 1.702"
 NPN-1-38-24
Pilot NPN-1-38-24
&
  • Outside Dia: 1.702"