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  1. J

    Radiator Fan Wiring / Radiator Fan Relay

    Hello all. On my 2020 Ram 1500 Bighorn w/5.7 I'm looking at the radiator fan motor. There are 3 wires going to the motor, 2 are like 10 gauge, red for positive, black for negative, and then there's like a 22 gauge, green wire, that you almost can't see unless you're looking for it. Does anyone...
  2. J

    Maximum Tire Size for stock 2020 Ram 1500 Bighorn 4wd Crew Cab

    Hi all. I'm a new member and I have a question. I just bought a 2020 Ram 1500 Bighorn 4wd Crew Cab. It came with 275/55R20 tires on 20"x9" chrome wheels. I'd like to put 275/60R20 on the same rims. Has anyone done this and verified that there is NO rubbing or any other issues? The tires I want...
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