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Gm 90cm 48mr

4L80-E, 4L85-E, Multi-Plate Performance Converter

Impeller Hub GM-90CM-48MR

  • Hub Mount: Flanged
  • Material: Chromoly
  • Pump Drive Style: Flats
  • Assembled Height: 2.990"
  • Flange Outer Dia.: 3.930"
  • Height: 3.130"
  • Journal Dia.: 1.998"
Gm htcm 488r

4L80-E, 4L85-E, Multi-Plate Performance Converter

Turbine Hub GM-HTCM-488R

  • Core: GM 258mm
  • Material: Chromoly
  • Internal Spline Tooth Count: 35
  • External Spline Tooth Count: 68
Gm htcm 405r

4L60-E, 4L65-E, 4L75-E (300mm), Multi-Plate Performance Converter

Turbine Hub GM-HTCM-405R

  • Material: Chromoly
  • Core: 265mm
  • Internal Spline Tooth Count: 30
  • External Spline Tooth Count: 68
Gm 90cm 40mr

4L60-E, 4L65-E, 4L75-E (300mm), Multi-Plate Performance Converter

Impeller Hub GM-90CM-40MR

  • Hub Mount: Flanged
  • Material: Chromoly
  • Pump Drive Style: Slots
  • Assembled Height: 2.590"
  • Flange Outer Dia.: 3.930"
  • Height: 2.730"
  • Journal Dia.: 1.747"
Gm htcm 408r

4L60-E, 4L65-E, 4L75-E (300mm), Multi-Plate Performance Converter

Turbine Hub GM-HTCM-408R

  • Material: Chromoly
  • Core: 258mm
  • Internal Spline Tooth Count: 30
  • External Spline Tooth Count: 60
Gm htcm 485r

4L80-E, 4L85-E, Multi-Plate Performance Converter

Turbine Hub GM-HTCM-485R

  • Core: 265mm
  • Material: Chromoly
  • Internal Spline Tooth Count: 35
  • External Spline Tooth Count: 68
Gm 90cm 49mr

4L60 (700-R4), 4L60-E (298mm), Multi-Plate Performance Converter

Impeller Hub GM-90CM-49MR

  • Hub Mount: Flanged
  • Material: Chromoly
  • Pump Drive Style: Slots
  • Assembled Height: 2.080"
  • Flange Outer Dia.: 3.930"
  • Height: 2.220"
  • Journal Dia.: 1.747"
Gm htcm 685r

6L80, 6L90 (JMBX), Multi-Plate Performance Converter

Turbine Hub GM-HTCM-685R

  • Material: Chromoly
  • Core: 265mm
  • Internal Spline Tooth Count: 36
  • External Spline Tooth Count: 68
Gm 90cm 68mr

6L80, 6L90 (JMBX), Multi-Plate Performance Converter

Impeller Hub GM-90CM-68MR

  • Hub Mount: Flanged
  • Material: Chromoly
  • Pump Drive Style: Slots
  • Assembled Height: 2.370"
  • Flange Outer Dia.: 3.930"
  • Height: 2.510"
  • Journal Dia.: 1.829"
Gm htcm 688r

6L80, 6L90 (JMBX), Multi-Plate Performance Converter

Turbine Hub GM-HTCM-688R

  • Material: Chromoly
  • Core: 258mm
  • Internal Spline Tooth Count: 36
  • External Spline Tooth Count: 68
Gm rk 498wc

298mm LU (250C, 350C, 200-4R, 4L60 & E), 4L60 (700-R4), 4L60-E (298mm), Multi-Plate Performance Converter

298mm Performance Converter Kit GM-RK-498WC

Street/Strip applications only. For use with GM 258mm early-style stators only.

  • Unit Size: 298mm
  • Core: GM 258mm
  • Dampered: No
  • Lockup: Multi-Plate
  • Clutch Material: Woven Carbon
  • Transmission Unit: 4L60, 4L60-E
  • Turbine Hub Input Spline Count: 30
Gm rk 498

298mm LU (250C, 350C, 200-4R, 4L60 & E), 4L60 (700-R4), 4L60-E (298mm), Multi-Plate Performance Converter

298mm Performance Converter Kit GM-RK-498

Street/Strip applications only. For use with GM 258mm early-style stators only.

  • Unit Size: 298mm
  • Core: GM 258mm
  • Dampered: No
  • Lockup: Multi-Plate
  • Clutch Material: HTE
  • Transmission Unit: 4L60, 4L60-E
  • Turbine Hub Input Spline Count: 30
Gm rk 495wc

298mm LU (250C, 350C, 200-4R, 4L60 & E), 4L60 (700-R4), 4L60-E (298mm), Multi-Plate Performance Converter

298mm Performance Converter Kit GM-RK-495WC

Street/Strip applications only.

  • Unit Size: 298mm
  • Core: GM 265mm
  • Dampered: No
  • Lockup: Multi-Plate
  • Clutch Material: Woven Carbon
  • Transmission Unit: 4L60, 4L60-E
  • Turbine Hub Input Spline Count: 30
Gm rk 495

298mm LU (250C, 350C, 200-4R, 4L60 & E), 4L60 (700-R4), 4L60-E (298mm), Multi-Plate Performance Converter

298mm Performance Converter Kit GM-RK-495

Street/Strip applications only.

  • Unit Size: 298mm
  • Core: GM 265mm
  • Dampered: No
  • Lockup: Multi-Plate
  • Clutch Material: HTE
  • Transmission Unit: 4L60, 4L60-E
  • Turbine Hub Input Spline Count: 30
Gm rk 688

6L80, 6L90 (300mm), 6L80, 6L90 (JMBX), Multi-Plate Performance Converter

JMBX Performance Converter Kit GM-RK-688

Street/Strip applications only. For use with GM 258mm early-style stators only.

  • Unit Size: 300mm
  • Core: GM 258mm
  • Dampered: No
  • Lockup: Multi-Plate
  • Clutch Material: HTE
  • Transmission Unit: 6L80, 6L90
  • Turbine Hub Input Spline Count: 36
Gm rk 688wc

6L80, 6L90 (300mm), 6L80, 6L90 (JMBX), Multi-Plate Performance Converter

JMBX Performance Converter Kit GM-RK-688WC

Street/Strip applications only. For use with GM 258mm early-style stators only.

  • Unit Size: 300mm
  • Core: GM 258mm
  • Dampered: No
  • Lockup: Multi-Plate
  • Clutch Material: Woven Carbon
  • Transmission Unit: 6L80, 6L90
  • Turbine Hub Input Spline Count: 36
Gm pi 22

4L80-E, 4L85-E, Multi-Plate Performance Converter

Pilot GM-PI-22

  • Material: Steel
  • Pilot Type: Weld-in
  • Outer Dia.: 1.703"
  • Length: 0.430"
Gm pi 23

4L80-E, 4L85-E, Multi-Plate Performance Converter , 6L80, 6L90 (JMBX), Multi-Plate Performance Converter

Pilot GM-PI-23

  • Material: Steel
  • Pilot Type: Weld-in
  • Outer Dia.: 1.703"
  • Length: 0.890"
Gm rk 685

6L80, 6L90 (300mm), 6L80, 6L90 (JMBX) Performance Converter

JMBX Performance Converter Kit GM-RK-685

Street/Strip applications only.

  • Unit Size: 300mm
  • Core: GM 265mm
  • Dampered: No
  • Lockup: Multi-Plate
  • Clutch Material: HTE
  • Transmission Unit: 6L80, 6L90
  • Turbine Hub Input Spline Count: 36