From 1979 through '95, many Toyota trucks and 4Runners used a gear-drive transfer case: model RF1A. Beginning in 1984, a chain-drive transfer case of lighter design was also used in Toyotas with ...

4x4 Jeep NP231 Transfer Case Rebuild. Jeep NP/NVG 231 Transfer-Case Upgrades. Fred Williams Writer May 01, 2009. See All 9 Photos. See All 9 Photos.