Your search for "J-225-R" revealed the following:

Jammy Bargman Red Marker Light - 99 Style LED - Trailer, Truck, Rv Replacement (J-225-R)

$8.84

LED Marker Light Set — 7 Red and 4 Amber (Bargman 99 Style) (J-225-A-R-4-7)

$42.83

Cold-Weather Trailer Prep: What to Check Before Fall Turns to Winter

Cold-weather trailer problems usually start before the snow does. A cord that is already stiff, a junction box that already holds moisture, a weak breakaway battery, a leaking grease seal, or a corroded light connection may work through summer and become the failure you notice after the first freezing night....