4-Wheel steering

[firsttruck]

Will Quadrasteer have a second life for Extreme Towing and Handling & ** crab steer **
Quadrasteer, it was a travesty the way Delphi and GM dropped the ball on the greatest truck improvement ever invented. MrTruck tells the story of Quadrasteer. ZF has a rear steer project that may finish the job Quadrasteer started.
MrTruckTV
Sep 7, 2019

MrTruckTV wrote several articles about Quadrasteer, see this one: https://mrtruck.com/qstour1.htm had a website QuadrasteerClub.com, See Andre Smirnov's review of ZF rear steer:
ZF produces steering systems for cars, trucks & buses
Twice the steering power: ZF launches next generation AKC active rear axle steering system in volume production
Latest Generation AKC offers rear steering angle of up to ten degrees
Steer-by-wire" rear axle steering improves agility of longer electric vehicles
2020-Oct-14
https://press.zf.com/press/en/releases/release_20547.html

 

[alan auerbach]

I tried to find a video of this, but failed. Maybe the 3 point tractor turn has another name?

I kept getting videos about 3 point hitches on tractors...

Never heard "3-pt turn" ON A TRACTOR but sometimes "brake turn." Whatever it's called, the shorter the wheelbase the more effective the technique -- and wheelbase is short on tractors, long on the CT.

 

[Luke42]

Never heard "3-pt turn" but sometimes "brake turn." Whatever it's called, the shorter the wheelbase the more effective the technique -- and wheelbase is short on tractors, long on the CT.

As a licensed driver, you've likely performed a 3-point turn, even if you call it something else: