L05 Rota-Flex™ Pin Box - 18,000 lbs

In stock

From the same experts at Trailair® that created the Air Ride™ Pin Box and the Equa-flex™ rubberized equalizer, comes Rota-Flex™, a rubberized and pivoting pin box designed to enhance and smooth your ride.

Quick facts

  • 18,000lbs tow capcity
  • Long Jaw
  • Pivoting Head
  • Road shock motion and vibration absorbing technology

Enhance Your Towing Experience

Trailair® has been pioneering advanced RV ride solutions for more than a decade. We offer a full line of ride enhancement solutions that fit all budgets and were designed to reduce road shock and vibrations caused by driving on rough roads. As a result, drivers experiences less fatigue while the RV is protected from damage.


  • Significantly reduces fore to aft coach movement otherwise known as chucking
  • A rubberized torsion compound in the pin box head absorbs motion and vibration caused by road shock
  • Pivoting head allows controlled for to aft movement of the kingpin to further control chucking
  • Absorbs road shock that would otherwise be absorbed by your RV. This saves you $$$ in the long run!
  • Now with powder-coated lower jaw!

Please allow three (3) extra days for shipping on this product.

More Information
SKU 328330
Brand Trailair®
Series Rota-Flex™
Quantity In Package 1
Country of Origin United States
Sales Unit of Measure EA
Item Length 32.74
Item Width 13.41
Item Height 13.24
Item Weight 95.38
UPC 848150011329
Supersedes SKU 160468,424693
Keystone RV Part Number 464739
Winnebago Part Number 2T0370-00-059

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