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Garmin Varia Rearview Radar RTL510 has been discontinued by Garmin and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Bikes - Electric Bikes, Accessories & More yourself to try and find the perfect replacement for you!
See and Be Seen, Day or Night![]()
Provides visual and audible alerts to warn of vehicles approaching from behind up to 153 yards (140 meters) away
Tail light offers daylight visibility up to a mile away and is visible within a 220-degree range, so drivers can see you well before the radar sees the vehicle
Sleek vertical design easily mounts to most road-use bicycles, including racing, touring and commuter styles
Requires a dedicated radar display unit or wirelessly integrates with compatible Garmin devices (sold separately)
Battery life: up to 15 hours in flashing mode or 6 hours in solid or night flash mode
This Sensor Has Your Back
When out on a ride, you have to keep track of everything. Whats your route, how far are you going, how fast and how hard are you going to push it. But with Varia radar along for the ride, its like having eyes in the back of your helmet. Its essentially an early warning system so you see cars approaching from behind, and they see you.
Safety in Numbers
Varia RTL510 rearview radar is just one part of cycling awareness. When paired with compatible Garmin devices, the system helps to create safer riding environment by alerting riders to vehicles approaching from behind. Green light? All good. Amber light? A vehicle is approaching. Red light? Take caution a vehicle is approaching at high speeds. Ride safe.