• HOURS of Operation

    Open Monday - Friday 9A-5P EST

    QUESTIONS? GIVE US A CALL! 1 (765) 378-4908

    We're closed on major holidays.

  • Standard order lead time for STANDALONE WIRING HARNESSES is estimated to be 11-13 weeks from date of purchase.

    Need it sooner? Give us a call to discuss expediting. Limited slots available.

    All other items typically ship within 3-5 business days unless specified otherwise.

Navigate to the Speartech Fuel Injection Systems homepage

LS and LT Retrofit Specialists
Call to order today

6L80 / 6L90 / 8L90 Gear Indicator
6L80 / 6L90 / 8L90 Gear Indicator - Image 1 of 0
6L80 / 6L90 / 8L90 Gear Indicator - Image 2 of 0
6L80 / 6L90 / 8L90 Gear Indicator - Video 3 of 1
6L80 / 6L90 / 8L90 Gear Indicator - Image 1 of 0
6L80 / 6L90 / 8L90 Gear Indicator - Image 2 of 0
6L80 / 6L90 / 8L90 Gear Indicator - Video 3 of 1
6L80 / 6L90 / 8L90 Gear Indicator - Image 1 of 0
6L80 / 6L90 / 8L90 Gear Indicator - Image 2 of 0
6L80 / 6L90 / 8L90 Gear Indicator - Video 3 of 1

6L80 / 6L90 / 8L90 Gear Indicator

$0.00
Choose your options:
Color(required):
Red
Blue
Green
Yellow
Connector Type(required):
Product Code: 6LGearIndicator
Now available - The new gear indicator for swap projects using the 6L80, 6L90 or 8L90 transmission! Easily plugs into your existing OBD-2 port, or available with a quick connection to a new Speartech harness. This allows you to easily see what gear you're in when you're tap shifting with our tap shift switch box, or floor mounted tap shifter!

Now confirmed working for the 8L90 too! Works in factory applications. Just plug into your OBD port. Tested and confirmed functionality on a 2017 Sierra Denali 6.2 / 8L90 factory stock truck!

Available display colors: Red, Blue, Green, or Yellow.

The indicator measures 2" tall, 1.25" wide, .5" thick.

Note - Disconnect the gear indicator when doing any read/write functions (tuning) to the ECM/TCM.

Gear indicators are covered under a 12-month warranty from the date of purchase.
Empty Cart