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Vehicle Info NeededHOOKER HEADERSPART NUMBER: 520-71223003
Blackheart Transmission Crossmember Adapter Bracket
$2495
2 left in stock
Ships on Nov 02, 2026
Lowest Price GuaranteeGM 4L60/70 Transmissions
- Blackheart Transmission Crossmember Adapter Bracket
- 1993-2002 GM F-Body
- Allows the Installation of a 4L60/4L70 Transmission
- CAD designed for direct compatibility with Hooker 71222002HKR and 71222001HKR transmission crossmembers
- Provides for installation of 4L60-4L70 transmission when used with either of the Hooker 4th-gen F-body crossmembers
- Attractive Semi-gloss black powder coat finish
- Bolt-on installation
Transmission Adapters for Engine and Transmission Swaps Using Hooker Blackheart Modular Crossmembers
Hooker Blackheart Transmission Crossmember Adapters allow transmission swaps without changing the entire crossmember.
Part TypeTransmission Adapter
Product LineHooker Blackheart Transmission Crossmember Adapter Brackets
BrandHOOKER HEADERS
Package Height2.7
Package Width6.0
Package Length6.2
Weight1.67 PG
Part CategoryPerformance Parts
Transmission Model4L60/70
QuantitySold individually
Mounting Hardware IncludedYes
Adapter FinishBlack
Part FitmentSemi Universal
Adapter MaterialSteel
Vendor Part Number71223003HKR
Package Qty1
Package TypeEA
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