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Should the trail air bag go soft after about a hour after unhooking | The air bag in the Trailair Air Ride 5th Wheel King Pin part # UF35-946215 will seem to feel different when the camper is attached to the truck and can feel slightly softer...

I purchased a 2007 Peterbilt 387 big rig to haul my 42foot 5th wheel RV. I have a F-350, F-250 diesels and put a hurting on them. I went to an auction last week and purchased a F-750 w/ the powerstroke 6.0 engine diesel and if you dont have...

I would like to replace my FABEX PB730H 5th wheel pin box with a trail air 5th wheel pin box. It is unclear to me if the trail air pin box code number UF35-946215 will work as a replacement or if there is another option. Thank You for any...

How much air pressure needs to be in the air bag? | The pressure in the airbag of the # UF35-946215 Trailair Pin Box can range from 20 to 120 psi depending on your situation. Once the pin box is installed, hitch the trailer to the tow vehicle...

How many psi trailair 5th wheel take trilogy 3850 Rl | There isn't a set PSI for the Trailair Air Ride 5th Wheel King Pin - Fabex 730, RBW 7019 - 21,000lbs Item # UF35-946215. On the front of the pin box there is a shroud that wraps around the...

Im towing a new Vanleigh Vilano 325RL 5th wheel with plenty of truck i.e. 1 ton, diesel, long bed, dually. what should the min. height be from the top of the bed framing of the truck to the underside of the 5th wheel i.e. above the towing apparatus...

I am looking for this product in the subject line to fit a Fabex 730H set of wings 21,000lbs Wings are 12-1/2inch wide The bolt holes are a total of 6 per side Two roles of 3 holes The center two bolt holes are off set vertical by 2inch down 4inch...

What stock number do you have for a Trail Air to replace the original RBW 7019 pin box ? What is your pricing ? Thank You | The Trail Air air ride pin box that would replace your RBW 7019 pin box on your fifth wheel would be part # UF35-946215....

My pin box is bent and how do I get it fixed the marking on it is FABEX MDL 7 30 LBS 21K CSA Z24012 | If yours is broken it's time for a new one as there isn't a safe way to repair them. We have a replacement cushioned pin box to replace the...

What is the measurement from the center of the king pin to the center of the first bolt holes? Mine is currently 9in and I need thatll give me more clearance for turning. | From the center of the first set of bolt holes to center of the king...

Want to replace Pin Box with something that will reduces fore to after coach movement Chucking. The Trailer is a 2015 Montana Mountaineer 5th Wheel, 34Ft. | For a cushioned pin box to replace your Lippert 1116 pin box I would recommend the Trailair...

Hi, I have a Trailair Air ride M14 pin box that I was previously using with a Pullrite Superglide 5th Wheel hitch. It has a Superglide capture plate on it that looks like it has been welded on. I bought a new dodge truck with tow prep package...

Purchased this from a private seller did not have installation instructions where can I find one | Yes, I can help you out. Below are the installation instructions for Trailair Air Ride 5th Wheel King Pin - Fabex 730, RBW 7019 - 21,000 lbs Item...

which one will fit a RBW 7026 pin box? thanks, | In my research I was unable to find 7026 as one of the RBW model pin boxes. It's possible the last number has worn off and what looks like a 6 is really an 8. You may want to check the number...

Have a rbw part # 7026 need to get an Extension king pen so I was wondering what the part number would be or which one of my look and for | I can't find any record of an RBW 7026 pin box. I wonder if you have a 7028 instead and the number as...

Hi i am wondering if i can use a adapter to to convert my 5th wheel to gooseneck. I have Ultra Fab TrailAir Air Ride 5th Wheel King Pin Box Fabex 730 RBW 7019. Thanks | You can use the Convert-A-Ball Cushioned 5th-Wheel-to-Gooseneck Adapter...

Do you sell the bolts and washers and nuts for a hitch? I have a 98 windstar and I have the hitch that was taken off it, I want to put it back on but need bolts, leaders and a wiring quick kit. Thanks for any help you can give. | We can obtain...

How to unmary from my truck | I talked with the vendor about unmarrying the Edge CTS3 Tuner. You will need to go into the tune menu and look for 'return to stock' or 'backup'. This will walk you through the necessary steps to return your truck...

I have 34’ 2010 carriage Lite with mor-ryde what would model number will wor on rv | Based on the part number listed on your pin box (RPB72-730) you would have a Fabex 730 bolt pattern. At this time the only replacement option that we have...

The model of my king pin is an RBW 7019. The camper is a 1991 Terry with a gvwr of 6400 # it is 23 feet. The model #5AB-S500-700 rated at 21000 lbs was the one suggested by the cross reference chart. Is the ion based solely on fit? The 21000...

Should you relieve the air pressure in the cushion when not towing or while parked for 6 months at a time? | The air pressure on the Trailair Air Ride 5th Wheel King Pin - Fabex 730, RBW 7019 - 21,000lbs Item # UF35-946215 will gradually decrease...

Is this hitch compatible with a 415 Raptor RV. | Air Ride pin boxes aren't RV specific, they're specific to the OEM pin box used by the manufacturer when your 5th wheel we manufactured. All the OEM pin boxes use a different bolt pattern, so...

Comparing Reese and Trailair pin box. Reese 3 yr Trlair 1 yr warranty. Reading reviews seems like a lot of issues with air leakage. Which mfg has best design and longevity? What is average life of air bag before having to replace? | The cushioned...

How much air should be put in the bags on a fifth wheel? I 2015 dodge 3500 fifth wheel gross weight 25000. If the rv weighs 15000 lbs. | The Trailair Air Ride 5th Wheel Pin Box # UF35-946215 has an air pressure range between 20 and 120 psi and...