2014年6月14日 · Training video produced by Overnite Transportation Company about using the Kwik-Loc dolly to convert a 2-axle truck-tractor to 3-axle truck-tractor. This ws also known as a Kwik-lock, Jif-loc,...

2009年3月28日 · It's a specially designed dolly/converter which is used with specially equipped single drive axle tractors so that the dolly can be slid into the frame of the tractor and connected so that the tractor becomes a tandem axle tractor.

2009年2月6日 · What in world is a jiff....is it like turning a single screw in to a tandem? the point is to have single axle tractors that can "convert" into a tandem axle (and therfore pull a heavy long box...) and vice versa...

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2016年1月3日 · Mainly I encountered them in places where they didn't want to run three axle tractors.. and wanted to pull heavier freight like containers.. it only made everything too heavy.. and like the jiff locks, to me it made an additionally flex point in the frame (spring suspension tractors) and it made the truck horribly unstable.. it was like driving ...

2009年2月6日 · Work for Yellow now and hopefully they will get rid of Jifflocks. no - they are around to stay... I found that if you fight them - they will give you grief... - but if you take your …

2015年2月26日 · Roadway was one of the last companies to use the jifflox system and had used them for years. Once Yellow Freight purchased them around eight years ago they were phased out. companies still using them. It usually took about a half an hour to …

2006年9月23日 · Hook the jiff lock to the lead pup just like you are going to hook a rear trailer. Then hook the air lines and light cord that you would attach to the rear trailer to the jiff lock. Ours has glad hands and a place to plug in a light cord on our jiff's. When you are bob-tailing we (roadway) have a different setup than anyone else I have seen.

The Kwik Loc dollie is the heart of the Kwik Loc system. It is a combination tag axle/converter dollie. It's primary application is in a mixed fleet environment, enabling single axle tractors to pull doubles or 48'-53' trailers as the need arises. Fast conversion from tag axle to converter dollie. Increased fleet versatility.

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