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unclebilly unclebilly is online now
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Join Date: Nov 2003
Location: I'm 'out there...'
Posts: 8,819
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You guys have completely missed GM's Autotrack system used on their fullsize pickups. RWD unless the rear tires are going faster than the front - then the front gets power too.

The Envoy I rented had an even better system - in the mud, it was awesome - it seemed to work like the 964 system.
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06 Cayenne Turbo S and 11 Cayenne S
77 911S Wide Body GT2 WCMA race car
86 930 Slantnose - featured in Mar-Apr 2016 Classic Porsche
Sold: 76 930, 90 C4 Targa, 87 944, 06 Cayenne Turbo, 73 911 ChumpCar endurance racer - featured in May-June & July-Aug 2016 Classic Porsche
Old 09-22-2009, 03:49 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #15 (permalink)