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K40 Trucker CB Antenna


  • Made in the USA and backed with a five-year warranty
  • An ultrasonically sealed coil prevents corrosion over time
  • Can handle up to 3,000 watts of power
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The K40 Trucker CB Antenna sets the bar high for other CB manufactures. Made in the USA, this antenna can handle an impressive 3,000 watts of power. Its build is top-notch, as the coil is ultrasonically sealed to prevent corrosion. The coil of the K40 trucker is installed 10" off the mount and has a 49" whip that attaches to the top of the coil. K40 is so confident in its trucker antenna, it backs this product with a five-year warranty. This is a quality antenna that will survive years of tough use!

Model / SKU:K40 TR40
Recommended for:Trucks, semis and other heavy-duty vehicles. High performance CB use.
Notable Features:Made in the USA, 3000 Watt, 5 year warranty
Compatible with:
Antenna uses male 3/8" x 24 thread, compatible with all standard CB studs and mounts available. Heavy-duty mount recommended.
Antenna Length(s):
Antenna Color(s):
Approximate Range:
Range(s) provided are for comparison purposes only and are subject to numerous installation and environmental variables. For more detailed information, please see our reference article on CB Antenna Range Approximation.

  • Approximately 7 to 10 miles
Product Includes:K40 Trucker CB Antenna
Mount and coax cable sold separately

K40's Trucker CB Antenna is a well built, center-loaded antenna that's guaranteed to outperform any similar CB antenna. In recent testing by the U.S. Dept. of Commerce, the K40 trucker antenna outperformed the Wilson 2000 in gain, VSWR and bandwidth on all 40 channels. Testing was performed by the National Institute of Standards and Technology, the same agency whose U.S. Atomic Clock is the world standard for all computer clocks and the Global Positioning System. Materials and workmanship are guaranteed for a full five years from date of purchase. Any part that fails to perform satisfactorily within that period will be replaced absolutely free with proof of purchase.

  • 49" stainless steel 17-7 tapered whip
  • 10" shaft length with 3/8" x 24 threads
  • 3,000 watts AM power handling capability (ICAS)
  • Frequency range 26-30MHz
  • 1.6 MHz bandwidth
  • 1/4-wavelength design
  • Tunable design
  • Designed for CB and 10-meter radios
  • Special design for weather band reception
  • Can be used as a single antenna or co-phased for dual antennas
  • Solid 8-gauge 100% silver-plated wire for maximum efficiency
  • Radiused 180-degree tip for maximum range and clarity
  • Chrome-plated whip adapter
  • Ultrasonically sealed housing eliminates water corrosion
  • Exclusive computer-aided MetlPlas process molds
  • Metal and thermoplastic in a single part for maximum reliability