Motorola RAN4033-RDX UHF Stubby Antenna for RDU 4100/4160D
UHF Band • 3.5" Stubby • Low-Profile • Genuine Motorola OEM • RDU4100 & RDU4160D
The Motorola RAN4033-RDX is a genuine 3.5-inch UHF stubby antenna designed as a low-profile replacement for the Motorola RDX-series RDU4100 and RDU4160D business radios. Its short, snag-free form factor keeps your radio compact and comfortable to carry through a busy shift — an OEM-grade upgrade or spare for any business two-way radio fleet running RDU hardware.
Who It’s For
Built for RDU4100 and RDU4160D owners who want a shorter, snag-free antenna for tight indoor work. If you need the standard-length whip instead, see the Motorola RAN4031-RDX 6" UHF Antenna, and add the RLN6307 RDX Spring-Action Belt Clip to complete your kit.
Key Features
Low-Profile 3.5" Stubby
A short 3.5-inch stubby design keeps your RDU radio compact and snag-free in tight spaces, on the belt, or in a holster.
UHF Frequency
Tuned for the UHF band used by Motorola RDX-series RDU radios for clear, reliable voice on the go.
Genuine Motorola Part
RAN4033-RDX is an OEM Motorola replacement antenna built to factory fit and finish — no adapters or guesswork.
Easy Replacement
Threads directly onto a compatible RDU4100 or RDU4160D radio — a quick swap for a damaged or worn antenna.
Compatible Radios
The Motorola RAN4033-RDX UHF stubby antenna is compatible with the following Motorola RDX-series business radios: RDU4100 and RDU4160D. This antenna is for UHF RDU radios only — it is not intended for VHF or non-RDX models. Browse more options in our business two-way radios and commercial two-way radios collections.
Not sure if the RAN4033-RDX is right for your radio? Our Canadian radio experts are happy to confirm fit — call 1-800-984-1534 or contact us before you order.
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Frequently Asked Questions About the Motorola RAN4033-RDX Stubby Antenna
• Which radios is the Motorola RAN4033-RDX antenna compatible with?
The Motorola RAN4033-RDX UHF stubby antenna is compatible with the Motorola RDX-series RDU4100 and RDU4160D business radios only. It is not intended for VHF radios or non-RDX models.
• How long is the RAN4033-RDX antenna?
The RAN4033-RDX is a 3.5-inch UHF stubby antenna. Its short, low-profile design keeps your RDU radio compact and snag-free compared to the standard 6-inch whip antenna.
• What is the difference between the stubby and the standard antenna?
The RAN4033-RDX stubby is 3.5 inches and low-profile for tight spaces, while the standard RAN4031-RDX is a 6-inch whip antenna. Both are UHF replacements for the RDU4100 and RDU4160D; the longer antenna may offer better reach in open areas, while the stubby is more compact for everyday carry.
• Is the RAN4033-RDX a genuine Motorola part?
Yes. The RAN4033-RDX is a genuine Motorola OEM replacement antenna, built to factory fit and finish for RDX-series RDU radios. If you need help confirming compatibility, call 1-800-984-1534 or contact our Canadian radio team before ordering.
