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3108-B Adjustable Modular Transmission Crossmember for 1978-1988 GM G-Body [Black]
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UMI PERFORMANCEPART NUMBER: 236-3108-B

3108-B Adjustable Modular Transmission Crossmember for 1978-1988 GM G-Body [Black]

$34999
5 left in stock
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GM G-Body
Adjustable Modular Transmission Crossmember
  • 1978-1988 GM G-Body
  • Laser Cut Tab & Slot Design
  • 5-Position Billet Aluminum Transmission Mount
  • Billet Aluminum Spacer for Early Frames
  • Large Cutouts for Oversized Dual Exhaust
  • Black

    This UMI Performance 3108-B Adjustable Modular Transmission Crossmember delivers precision, performance, and versatility. Engineered with a laser-cut tab and slot design, this innovative solution offers multiple mounting locations to fine-tune driveline angles. The brace design provides plenty of space for large-diameter dual exhausts.

    UMI Performance 3108-B Adjustable Modular Transmission Crossmember Includes:

    • Crossmember
    • Right/Passenger Side Frame Rail Mount
    • Left/Driver Side Frame Rail Mount
    • Frame Rail Spacer
    • Adjustment Block
    • Frame Rail Clamp Plate
    • Hardware Kit

    UMI Performance 3108-B Adjustable Modular Transmission Crossmember Features:

    • Laser cut tab and slot design is lightweight and strong
    • 5-position CNC-machined billet aluminum transmission mount
    • CNC-machined billet aluminum spacer included for 1978-1981 frames

    UMI Performance 3108-B Adjustable Modular Transmission Crossmember Notes:

    • Compatible with TKO, TKX, 200R4, 700R4, TH350, TH400, T56, 4L60, 4L65, 4L80, 6L80 Transmissions
    • Does not work with TR6060
    • Large amounts of forward and rearward adjustment, along with up and down positions may allow fitment of other transmissions and combinations not listed
  • Part TypeTransmission Crossmember
    BrandUMI PERFORMANCE
    Package Height6.25
    Package Width6.4
    Package Length47.6
    Weight25.6 PG
    Part CategoryPerformance Parts
    Transmission Mount IncludedYes
    Mounting Bracket IncludedYes
    Hardware IncludedYes
    Crossmember FinishBlack
    Part FitmentSemi Universal
    Crossmember MaterialSteel
    Vendor Part Number3108-B
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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