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8L90E 8-Speed Automatic Transmission Package for GM LT4 Engines

  • Product Code: 19371501
  • Dispatch Time: 40

£4,579.17 EX VAT

£5,495.00 INC VAT

Product Overview:

Chevrolet Performance has adapted the production-based 8L90-E eight speed automatic transmission for use with the LT1 and LT4 crate engines. A numerically high 4.56 first gear ratio offers strong take-off performance while a wide 7.0:1 overall ratio helps enhance cruising efficiency.

 

This Product is a USA Special Order, and will take around 6 - 8 weeks to arrive, call to discuss options

Product Details

Chevrolet Performance has adapted the production-based 8L90-E eight speed automatic transmission for use with the LT1 and LT4 crate engines. A numerically high 4.56 first gear ratio offers strong take-off performance while a wide 7.0:1 overall ratio helps enhance cruising efficiency.

Two version are available: a slipe-yoke design to be used with the LT1 engine (24284055) and a slip-yoke design to be used with the LT4 engine (24284063).

Specification

Four gearsets for greater efficiency
Five clutches - two brake clutches and three rotating clutches
World-class upshift speeds
Friction-reducing features include synthetic fluid
Gear ratios: 1st: 4.56, 2nd: 2.97, 3rd: 2.08, 4th: 1.69, 5th: 1.27, 6th: 1.00, 7th: 0.85, 8th: 0.65, Reverse: 3.82
Controller and harness included
Torque converter included (engine specific)

Use with LT4 crate engines (wet sump or dry sump)
Must be used with compatible engine controller

Kit Contents:

24273554 - 8L90 Trans
24284056 - I-sheet
24284057 - Harness
24284064 - TCM

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