We have the needed replacement slide-out motor for you, Lippert Electric Slide-Out Motor Assembly # LC386322 will replace your P/N 521748.
Please note the linked product review video below. view full answer...
The MORryde Rubber Equalizers # MR87ZR are most likely the correct ones for your 2003 Fleetwood Wilderness. The important part to measure is the equalizer itself. The MORryde is 6-1/2" on center from the front shackle bolt to the center of the rear shackle bolt. The height is 3-1/8" from the equalizer mounting bolt to the center line of the shackle bolts.
I recommend installing the MORryde Suspension Upgrade Kit for Tandem Axle Trailers # MR46ZR when you replace your equalizers. The wet... view full answer...
I reached out to Lippert for the correct bolt size for the Lippert Components D-300 RV Slide-Out Motor By Klauber # LC138449.
According to them, the motor uses four 5/16" bolts, you will also need lock washers. view full answer...
Since you have Dexter 5,200 lb axles we know you have 3 inch diameter axles. Based on that you need the Dexter Trailer Springs Over-Under Conversion Kit, # K71-385-00 which is designed for 3 inch axles. view full answer...
With RV stereo systems there rarely is an exact replacement when it comes to the wiring or size. The Jensen RV Stereo - Double DIN - AUX/USB, Bluetooth, jControl - 12V # JWM60A you were looking at requires a cutout hole 9" wide x 6" tall x 5-1/2" deep. It features 1 front auxiliary audio input, 1 USB, 1 rear audio RCA input, 1 rear audio RCA output, 1 rear video output, and 1 AM/FM antenna socket as well as Bluetooth connectivity like you were wanting. I've attached the wiring guide for... view full answer...
I was able to determine your 2006 Fleetwood Wilderness 315BHS has the Lippert 1621 pin box. For your Sidewinder replacement you will use the Sidewinder 5th Wheel King Pin with Rotating Turret # RP34FR or the air ride option # RP61422. Either of these pin box options will work well on your trailer and provide a 22 inch offset from the king pin to the turret rotation. This provides turning clearances especially needed with short bed tow vehicles. view full answer...