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I spoke with my contact at Trailair and from your serial number we were able to determine that your trailer came with a 1621 HD pin box which is a long pin box style. I was unable to obtain the exact part number for your Trailair pin box but from the…
view full answer...The bottom of the air bag on the Trailair Air Ride 5th Wheel Pin Box - Lippert 1621 & 1621HD - 21,000 lbs Item #LC158778 has a carriage bolt and nut that has most likely loosened. What you would need to do is remove the nuts and bolts from the…
view full answer...The king pin dimensions can be the same between fifth wheel trailers and large commercial trailers. Both types of trailers often use a standard 2 inch king pin although semis sometimes have a 3-1/2 inch. As long as your truck fits a 2 inch king pin…
view full answer...I went to our warehouse and measured the holes you mentioned you wanted the measurement for on the Lippert 1621 5th Wheel Pin Box, part #LC1387882. The holes measure 3/8 inch diameter. I have also attached a drawing of this pin box with the…
view full answer...You would only need to use the Gen-Y Capture Plate #GY98FR and the filler shim part #GY76FR and would not need to use the current capture plate as well. You'd only need the Gen-Y components with your Pullrite hitch.
view full answer...If you do have the 1116 pin box then the Trailair Air Ride pin box that fits your 2018 Montana Country 331RL is the part #LC155943 which has a 21,000 lb weight capacity. You can confirm that your pin box is a 1116 by looking at the stickers or plates…
view full answer...I reached out to Lippert to confirm that the Trailair Flex Air 5th Wheel Pin Box, #LC328492, is not compatible with the Lippert 1116 pin box. The Flex Air system is only compatible with the 1621 Pin Box. The Trailair Air Ride 5th Wheel Pin Box -…
view full answer...In order to use a TrailAir Ride 5th Wheel Pin Box like the #LC158778 you will need to measure the the width of your pin box (A) and the distance from the leading edge of the king pin to the leading edge of the king pin plate (B). If your measurements…
view full answer...Trailair Air Ride 5th Wheel Pin Box #LC155943 fits in place of a Lippert 1116 pin box so if that is what is on your 2005 Montana 5th wheel trailer this air ride pin box can be used. If there is no sticker or plate on the pin box indicating the…
view full answer...There should be a sticker or plate on the pin box itself that lists the manufacturer and model of the pin box. If it is not present then there are some measurements you can take to determine the model of the pin box. I have included a link that…
view full answer...Even though both the Trailair Air Ride #LC158778 and the Trailair Flex Air #LC369535 look similar and incorporate the air bag and shock to help improve your towing experience, the Flex Air has a few upgrades that the Air Ride does not have. The 2…
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