Raybestos Powertrain

Innovative Products
for the Aftermarket

The GPZ100 friction plate gets its engineering and proven performance by using the same friction materials developed for the Z Pak® clutch system, field tested to be superior in years of use. GPZ100 is the most durable and affordable aftermarket friction plate for third/fourth clutch on 4L60E and other transmissions to be announced…Guaranteed!

View Brochure [pdf] View Warranty


For companies interested in product and fluid verification testing, material characterization and comparitive testing; Raybestos offers a full line of analytical testing services and a large selection of dynamometers that meet industry standards for heavy duty and automotive applications. Raybestos also offers engineering design services utilizing our proven models and simulation capability to solve wet brake and clutch field issues. [view pdf]

For more information please contact Tim Reffett - Manager of Testing - This e-mail address is being protected from spambots. You need JavaScript enabled to view it - 1.800.729.2671


oe-torque-squareRaybestos Powertrain has expanded distribution of our OE Torque Converter Wafers. Available now to qualified torque converter rebuilders. 
Call Kathy Gelzleichter for more details: Toll Free 800.729.2671

New Product Bulletins Now Available

  • Hyundai A6MF1 New Clutch-Pack Module Available 
    #RCP96-267 | 03/2014
    [view pdf]
  • High Performance (Misc.) Bearing Race Torque Converter Available
    #RTX10089 | 03/2014
    [view pdf]
  • Chrysler 68RFE Overdrive SS, ID / OD Spline Clutch Friction Plate Available
    #GPZ130-GPZ135 | 03/2014
    [view pdf]
  • Honda / Acura B5RA Clutch-Pack Module Available
    #RCP96-284 | 03/2014
    [view pdf]
  • GM 6T30 / MH9 2-6 Clutch (Waved) Friction Plate Available
    #R558600 | 03/2014
    [view pdf]