Wilson 4G Spring-Mount Antenna w/SMB Connector Bundle - 304415-B
Wilson 4G Spring-Mount Antenna w/SMB Connector Bundle
Item: #304415-BWide-bandSMB-FemaleOmni-directional

Wilson 4G Spring-Mount Antenna w/SMB Connector Bundle - 304415-B

Next Generation of this Product Now Available: View Product
Out of stock.
  • Outdoor omni-directional 3G & 4G antenna
  • Works with weBoost Drive Sleek 4G Booster
  • Spring-mount, with SMB connector.
  • Most powerful car roof antenna.
  • Up to +3.5 dB gain.
Out of stock.
BULK SALES Available
for this product.
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The Wilson Amplifiers Advantage:

  • FREE same-day shipping within the contiguous 48 states.
  • Test it for 90 days, or your money back
  • 2-year manufacturer’s warranty

Best Price and Service Guarantee: Hundreds of thousands of kits sold

Lifetime access to our US-based team of signal experts for installation and support.

Warranty: If required, we will process your 2-year manufacturer’s warranty ourselves.

We’ll help you choose the right booster kit and accessories for your needs, no matter what they might be. Just call 1-800-568-2723 and speak to one of our signal experts if you have any more questions.

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Product Details

Wilson 4G Spring-Mount Antenna with SMB Connector Bundle

No more annoying dropped calls, poor call quality & slow Internet!

This exclusive 4G Spring-Mount Antenna and SMB-Female to SMA-Female connector bundle is created to connect the Wilson Truck/RV Antenna with the new weBoost Drive Sleek 4G Booster.

  • Outdoor omni-directional 3G & 4G antenna.
  • Works with weBoost Drive Sleek.
  • Spring-mount, bundled with SMB connector.
  • Most powerful car roof antenna.
  • Up to +3.5 dB gain.

The Wilson Trucker Spring Mount Antenna is a 50 Ohm antenna used to pull in existing 3G & 4G LTE signals from your nearest cell tower source. It’s features up to +3.5 dB gain with rugged design to withstand outside elements.

Designed for outside vehicle installations for a truck, RV, or heavy-duty vehicle.

Backed by a 2-year manufacturer warranty, 24-hour US-based customer support (Texas!), 30-day better signal or money back guarantee, and lifetime technical support.

Goodbye, no-signal frustrations.

What's included in the kit?

Each kit comes with everything you need for a complete installation.

Trucker Spring Mount Antenna with 14 ft RG58 CableItem # 304415
Mounting Hardware
3-Way Mount with Spade StudItem # 901104
SMB connector
SMB Female to SMA Female Connector

Product Specifications

The Wilson Trucker Spring Mount Antenna is a simple, effective solution to maintain continuous communication for all cellular-enabled devices – smartphones, tablets, etc - in your truck, RV, or heavy-duty vehicle.

MOUNT Standard CB 3/8 inch x 24 thread
CABLE RG58 14 ft / 4.3 m
CONNECTORS SMA Male (comes with barrel connector for ease in installation)
HEIGHT 19 in / 49.1 cm
304415 Spec SheetSpecification Sheet (PDF)

Installation Instructions: Videos


Part 1 of 6:
Where to Install Your Booster.

Part 2 of 6:
Installing the Outside Antenna.

Part 3 of 6:
Running Cable into Your Home.

Part 4 of 6:
Installing the Inside Antenna.

Part 5 of 6:
Installing the Booster.

Part 6 of 6:
Troubleshooting & Checking Your Signal.


If you have questions or require assistance, please call our customer and tech support at 1-800-568-2723 or email at We will be happy to assist you in every step of the way.


We're in the business of providing reliable connection– not selling boxes, not selling snake oil, and definitely not losing your trust.

First 100% Guarantee: We provide a 90 Day Money Back Guarantee on all new weBoost products and a 30 Day Money Back Guarantee on all new Wilson Pro products. All refurbished units come with a 90 day money back guarantee. No other company does that. Take your time and make sure you’re happy with the solution. We’re here to support you if you have any questions. That's the Wilson Amplifiers difference.

Second 100% Guarantee: Anytime during your 2-year manufacturer's warranty (1 year for refurbished/renewed), should your unit not perform to its usual standards, contact us, and we'll take care of it. We're not here for the one-time sale. We're here for the lifetime supporter. We want to be loved.

Third 100% Guarantee: Lifetime technical support. You’re our guest. Whether it’s finding cell tower locations, learning about new cellular technology, or asking about installations, we’re here to help. We’re also fond of football debates and talking about all things food.

Oh, and we also provide FREE shipping for everything 😉