B&M

B&M 70248 Converter Lockup Controller

Part # 70248 Be the first to write a review

Compatible with GM Automatic Trans with Lockup Converter

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Est. Ship Date: 10/02/2026

$349.95

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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.

Features:

B&M Quality
Includes manual override switch
LED indicates locked or unlocked
Dash mounted control for speeds between 30 to 90 mph

Brand	B&M
Color	Natural
Emission Code	5
Product Type	Converter Lockup Controllers
Warranty	Manufacturer's Limited 90 Day
UPC	019695702489
Manufacturer Part Number	70248
California Proposition 65 Chemical Name	Butyl Benzyl Phthalate (BBP)d
California Proposition 65 Required	Yes
Part Number	70248

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Instructions for Part# 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

Manufacturer's Limited 90 Day: See Details

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Some parts are not legal for use in California or other states with similar regulations.