Towing Equipment› Hitches

Ultra Fab Products, Inc

TRAILAIR AIR RIDE KING PIN BOX M19

$1,013.74

SKU: U006 35-946207

In Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Ultra-Fab TrailAir King Pin Box is an air-ride system for fifth-wheel trailers, acting as a buffer between the tow vehicle and the coach by absorbing road impacts. It features a scissor action with an air spring and shock absorber, providing a smoother ride and protecting the trailer.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandUltra Fab Products, Inc
Part NumberU006 35-946207

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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