Description

NorthWest FabWorks Blackbox Underdrive for 1990-2002 Toyota Land Cruisers

Looking for the ability to reach highway speeds while not losing your crawling gears, then check out this Blackbox Underdrive Unit. This underdrive unit bolts in between your factory Toyota transmission and transfer case. These Blackbox Underdrive Units feature a 1:1 High Range Gear Ratio and a 2.72:1 Gear Reduction when in Low Range. Allows for a wider range of gearing options when driving for better drivability.

Transmission Fitment: Toyota H150F 5-Speed Manual Transmission, Toyota H151F 5-Speed Manual Transmissions, Toyota A442 Automatic Transmission

Transfer Case Fitment: Toyota HF1A Part Time Transfer Case, Toyota HF2A Full-Time 4WD Transfer Case, Toyota HF2AV Full-Time 4WD Transfer Case

NOTE: These have a lead time of roughly 12 weeks and are built to order by NorthWest FabWorks. We can also pre-assemble a complete transmission, underdrive, and transfer case combination in house.