I recommend the Timbren Axle-Less Trailer Suspension System # TASR5200S05 as your 2021 Keystone Hideout 172TX will weigh 5100lbs with it fully loaded. The center of the spindle will be 5-1/2" below your frame with a maximum deflection vertically of 2-3/4". You will want to compare these with your current axle to ensure that you will have enough clearance as there are other kits that will offer more or less lift.
To correctly identify the bearing sizes on your current axle I would need... view full answer...
Go To Results