You can replace the bulbs on your Roadmaster Tail Light Wiring Kit, # RM-155 with the Replacement Bulbs and Sockets for Roadmaster Tail Light Wiring Kit, # RM-155-2.
There is also a 10 Pack option under # RM-155-10.
If you need a silicone sealant, I suggest, # LT37467. view full answer...
The # 523173-1 base plates have been replaced with Roadmaster Base Plates, part # 523173-4, so that it is compatible with all Sonic models. This has a black powder coat finish, and has all the mounting hardware needed.
I have linked you to an FAQ article about flat towing. view full answer...
The Replacement SpeedKnob and Wedge Assembly for Yakima Bike Racks # 8880508 came with the control key for installing or removing unlocked Yakima lock cylinders so you can simply remove your old lock core and reuse it with that key.
If you want a new lock core instead of reusing your old one, you can use the single core like Replacement SKS Lock Core for Yakima Racks and Carriers - A151 # Y8771-A151 and get key # Y8772-A151 to go with it or get a kit like # Y07202 that comes with two... view full answer...
I have an option for you but the Replacement Shank for Swagman XTC4 4-Bike Rack # SP329 will not work with your Swagman Traveler XCS Bike Rack. The # SP329 is designed specifically for the Swagman XTC4 4-Bike Rack # S64665.
Instead you will need to go with the Replacement 1-1/4" and 2" Shank for Swagman XC Series Bike Carriers # P306 instead which is a confirmed fit for your now discontinued Swagman Traveler XCS 64664.
I included a video of the # P306 for you to take a look at. view full answer...