Superwinch Lt3000 Wiring Diagram - Buy Superwinch 1520 Trailer Wiring Kit: Kits - Amazon.com FREE DELIVERY possible on eligible purchases. The line pull capacity of your winch is determined by the maximum load your winch can pull with a single layer of rope on the drum. As more layers of rope are wound onto the drum, pulling the same load requires more force, leading to a loss in winching power.. The Superwinch LT2000 ATV Winch - Wire Rope - Roller Fairlead - 2,000 lbs # 1120210 you have is needing a relay according to my tech contact at Superwinch. He said you will want the Bulldog Winch Replacement Relay - 60/80A - 14V DC, 5-prong plug - 2K/3K Powersports Winches #.