Drivetrain› Automatic Transmissions and Components

Hooker

Transmission Crossmember G-Body LS Or Lt Swap Fits 1978-1988 GM A, G-Body 4L60, 4L80, 6L80, 8L90, 10L80, Th400, 2004R, Tkx, T56, T56 Magnum, Etc. Transmission Crossmember Hooker BlackHeart

$617.73

SKU: H00I 12644HKR-1

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Hooker Blackheart Transmission Crossmember (MPN: 12644HKR-1) is a black powder-coated steel crossmember for LS engine swaps into 1978-1988 GM A/G-Body vehicles, compatible with various transmissions including 4L60, 4L65, 4L70, 4L80, TH400, 2004R, T56, and T56 Magnum.

Fitment

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Specifications

BrandHooker
Part NumberH00I 12644HKR-1

Videos

G Body El Camino Restomod Frame Off Part 4: Hooker BlackHeart Transmission Crossmember

G Body El Camino Restomod Frame Off Part 4: Hooker BlackHeart Transmission Crossmember

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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