34" wheel to wheel width (standard), 1/4" chromoly steel 4-link brackets on 17.25" centers.  Aluminum thirdmember with 40 spline lightweight spool, 10" 35 spline pro gear, 35 spline 1350 series joint pinion yoke, 40 spline gun drilled flanged axles, Carbon Carbon brake assembly featuring MW quick change 4-piston calipers 

Installation - Service instructions can be found on Service Bulletin #0030.

There are many items that can be interchanged to get your specific wheel to wheel width (from 33" to 36" and 38" to 42") and / or 4-link center dimension (18", 19", or 21"): Inner 4 link brackets, outer 4 link brackets, spacers, and end bells. To order, please collect your dimensions (4-link center, wheel-to-wheel, and bolt pattern), then call 1-866-508-6394 or contact us to place your order.