5R55N/W/S Torque Converter

5R55N/W/S Torque Converter Family:

Torque Converter Remanufacturing Standards

Ford A4LD / 4R/5R55E / 5R55N, W, S 
  • Replacement of all worn or damaged hubs
  • 100% new Friction Linings
  • 100% Bearing Replacement
  • Upgraded versions featuring the Sonnax Forged Billet Clutch Piston assembly available

A4LD/ 4R/5R55E /5R55N, W, S Torque Converter Part List


FM68HD tech bulletinsicon_AdobeAcrobat-(3).png  icon_AdobeAcrobat-(3).png Lock Up
DIA BOLT CIRCLE MOUNT HUB PILOT SPL STALL
11 9.250 4 Studs

3/8 x 24
Flats / Stepped D: 0.75/0.825
L: 1.50
Stepped
21 2550-2950
FM68_L.png FM68_R.png Codes: 1L2AC, 1LZA, 2L2BA, 4L2AC (Some), 97HFB, 97HFC, AF, BAA,
BAB, FEA,HFC

Notes: Do Not Interchange With FM67HD; 15 Vane Stator

FM138      Tech Bulletinsicon_AdobeAcrobat-(2).pngicon_AdobeAcrobat-(2).png Lock Up
DIA BOLT CIRCLE MOUNT HUB PILOT SPL STALL
10.90 8.875 4 Studs

10mm x 1.0
Milled Flats D: 1.375
L: 1.750
21 Medium
FM138_3-4-Back.png FM138_3-4-Front.png Codes: LS8, XW4P-BA, XW4P-BD

Notes: Use Transtar T-0519A or T-0519AAC Alignment Tool
FM138SC Tech Bulletinicon_AdobeAcrobat-(2).png Lock Up
DIA BOLT CIRCLE MOUNT HUB PILOT SPL STALL
10.90 8.875 4 Studs

10mm x 1.0
Flats / Stepped D: 1.375
L: 1.750
21 Medium
FM138SC_3-4-Back.png FM138SC_3-4-Front.png Codes: LS8, XW4P-BA, XW4P-BD

Notes: Features Sonnax Billet Clutch Conversion Plate; Use Transtar
T-0519A or T-0519AAC Alignment Tool
FM138-8     Tech Bulletinsicon_AdobeAcrobat-(2).pngicon_AdobeAcrobat-(2).png Lock Up
DIA BOLT CIRCLE MOUNT HUB PILOT SPL STALL
10.90 8.875 8 Studs

10mm x 1.0
Milled Flats D: 1.7375 21 Low
FM138-8_3-4-Back.png FM138-8_3-4-Front.png Codes: XW4P-AD, 1W4P-AA, 3L2P-CA, 4L2P-BA, 4L2P-CA

Notes: Use Transtar T-0519A or T-0519AAC Alignment Tool
FM138-8SC Tech Bulletinicon_AdobeAcrobat-(2).png Lock Up
DIA BOLT CIRCLE MOUNT HUB PILOT SPL STALL
10.90 8.875 8 Studs

10mm x 1.0
Flats / Stepped D: 1.375 21 Low
FM138-8SC_3-4-Back.png FM138-8SC_3-4-Front.png Codes: XW4P-AD, 1W4P-AA, 3L2P-CA, 4L2P-BA, 4L2P-CA

Notes: Features Sonnax Billet Clutch Conversion Plate; Use Transtar
T-0519A or T-0519AAC Alignment Tool
FM4600 Two Sided Lock Up
DIA BOLT CIRCLE MOUNT HUB PILOT SPL STALL
11.10 8.875 4 Studs
Oval Pads
10mm x 1.0
Milled Flats D: 0.750
L: 0.960
21 Med. to Low
FM4600_3-4-Back.png FM4600_3-4-Front.png Codes: 4R3P, A, B
FM4600SC Single Sided Lock Up
DIA BOLT CIRCLE MOUNT HUB PILOT SPL STALL
11.10 8.875 4 Studs
Oval Pads
10mm x 1.0
Flats / Stepped D: 0.748
L: 0.935
21 Med. to Low
FM4600SC_3-4-Back.png FM4600SC_3-4-Front.png  
FM67HD tech bulletin  icon_AdobeAcrobat-(3).png Lock Up
DIA BOLT CIRCLE MOUNT HUB PILOT SPL STALL
10.930 9.250 4 Studs

3/8 x 24
Flats / Stepped D: 0.75/0.825
L: 1.550
21 Medium
FM67HD_3-4-Back.png FM67HD_3-4-Front.png Codes: 7L2AA

Notes: Do Not Interchange With FM68HD; 10 Vane Stator

 

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