The Mendeola S4D transaxle provides extra differential durability for dune buggies and off road cars. The S4D uses the same gear set and transmission design as the baja proven S4 transaxle with the exception of using an 11.5 inch ring gear for dune buggies that have a higher horse power output. The S4D is a perfect match for V8 motors that are outputting 900 horse power or more.
If you are thinking of upgrading to the Mendeola S4D transaxle, here is what you can expect.
4.57 ring and pinion
11.5 inch forged ring and pinion
V8 standard bell housing
19 millimeter reverse gear
6.5 inch differential bearings
8 bolt HD4 pinion bearing housing
300M input shafts
1 3/16 eighteen hemi spline
14 bolt super duty alloy differential
930 or 935 drive stubs
Setup for stage 3 or 4 clutch assembly
Cable activated shifter
Dog ring engagement with removable face plates
Made of A-356 T-6 aluminum alloy
Optional cooling pump
Handles up to 1000 horse power
On seen on http://jm4motorsports.com, Electric paddle shifters for your steering wheel are available for the Mendeola S4D transaxle. The paddle shifter unit will bolt right up to the transaxle. The paddle shifters allow you to keep your hands on the steering wheel and is a great addition to any sand or off road dune buggy.