$119.95

Horns, Roof Mount Single Truck, Trumpet Style, 25 in. Long Horn with Square End Bell, Maximum Input 175 psi, 150.1 Decibels at 150 psi, Chrome, Each
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Kleinn Roof Mount Single Truck Horns 412

Kleinn Roof Mount Single Truck Horns 412

KLN-412

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Part Number: KLN-412

Estimated Ship Date from Texas: Monday 11/9/2026

$119.95

Estimated Ship Date from Texas: Monday 11/9/2026 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
412
Part Type:
Product Line:
Summit Racing Part Number:
KLN-412
Item Number:
3985720
UPC:
819147010892
Voltage Compatibility:
12
Sound Level (dB):
150 dB
Frequency Low Tone (Hz):
212 Hz
Quantity:
Sold individually.
Notes:
Chrome plated spun zinc alloy horn measures 25 in. long.

Kleinn Roof Mount Single Truck Horns

Get the sound of a Big Rig on your truck with Kleinn roof mount over-the-road truck horns available with round or square end bells. The chrome plated spun copper trumpets are ideal for manual or hand pull valves. The air inlets are on the underside to allow for operation with manual valves and to avoid exposed air lines and wiring. Find out why Kleinn Automotive Accessories are a leader in air horn and related pneumatic accessories for cars, trucks, SUVs, and everything else with a 12- or 24-volt power source when you order the Kleinn roof mount single truck horns best suited for your application.

More product features, items, and specifications include:

* Horn sizes –24.0 in. long (6 in. diameter round bell) and 25.0 in. long (9 in. x 6 in. square bell)
* Square bell horn with integrated cover
* Maximum input – 175 psi
* Output at 100 psi - 148.2 dB (round) and 147.8 (square)
* Output at 150 psi - 147.4 dB (round) and 150.1 (square)
* Air valve, fitting packs, and onboard air systems available separately
* Recommended air systems – 6120, 6135, 6260, 6270, 6275, 6350

Applications

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Instructions & Calculators

Instruction Sheets for Part Number KLN-412

Some parts are not legal for use in California or other states with similar laws / regulations

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This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm.

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