BM 70248 Converter Lock-Up Controller for GM Automatic Transmission with Electrictronic Speedometer

SKU: 70248
Works with GM automatic transmissions using a lockup style torque converter and an electrical speedometer. GM TH-700, 200, 200-4R, 350 and 4L60
Price: $223.57
FREE 3-Day Shipping (Details)

Shipping is free via UPS Ground or 3-Day Select for orders of $25 or more (excludes transmissions). If the transit time using UPS Ground Shipping will exceed 3 days to your location, we will upgrade the shipping service to UPS 3-Day Select, at no cost to you.

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 California Proposition 65 Information

WARNING: This product can expose you to chemicals including Butyl Benzyl Phthalate (BBP)d which is known to the State of California to cause birth defects, or other reproductive harm (For more information go to


The B&M Lockup Controller provides control of lockup through vehicle speed on GM TH-700, 200, 200-4R, 350 and 4L60 with a lockup converter, Can be used for lockup operation when converting a non-lockup equipped vehicle to a lock-up style.

  • B&M Quality
  • Dash mounted control for speeds between 30 to 90 mph
  • Includes manual override switch
  • LED indicates locked or unlocked
ColorNatural finishPackage ContentsSpeed controller, electrical connectors, instructions
Indicator LightYesInstructions IncludedYes
Manual OverrideYesSpeedometerAnalog


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