Yukon Zip Lockers are built the highest quality components to ensure on demand traction when you need it most! Zip lockers are air operated which allows for 100% differential lock up with the flip of a switch for ultimate confidence and confidence. Along with the fact that each kit is tailored for each application, you can't not go wrong with Yukon. Each kit will include the zip locker, switches, wire, shims and hardware. These kits are also backed by a 6 year warranty to protect against any manufacture defects. | Yukon Zip Locker YZLT8-30