Unlock your ebike’s full potential. Compatible with select Runner models, the Range Extender lets you add a second battery to ride longer, double your distance, or take it even further.

Battery sold separately.

Compatibility

• Compatible with RadRunner Plus (MY2025), RadRunner Max, and RadRunner 3 Plus.
• Compatible batteries include Safe Shield™ Advanced Semi-Integrated Battery (15 Ah) and Safe Shield™ Semi-Integrated Battery (14 Ah)
• Compatible accessories include all pannier bags, hardshell locking box, passenger seats, passenger bars, caboose, and Thule Yepp Maxi child seats.
• In order to use the Rad Fat Tire Wheel Lock with the Range Extender, you'll need the Rad Fat Tire Wheel Lock Mount(sold separately)

Details

• Comes with mounting bracket, a lockable battery enclosure, a battery doubler (pre-installed onto the mounting bracket), 2 foldable keys, 2 sets of 2 extension wires, 2 sets of hardware kits, a hex head L-Key (Allen Wrench), an open faced wrench, 2 rubber bumper pads, 6 zip ties, and an instruction manual. Battery is sold separately
• Bike battery and range extender battery will need to be charged separately. To charge both simultaneously, use a second Rad Battery Charger (sold separately)

Sizing & Capacity

• Total Ah capacity and estimated range: RadRunner Plus (MY2025): 27 Ah - 29 Ah, 117 - 126 miles (188 km - 203 km), RadRunner Max (MY2025): 28 Ah - 30 Ah, 121 - 130 miles (195 km - 209 km), RadRunner 3 Plus: 28 Ah - 30 Ah, 121 - 130 miles (195 km - 209 km)

• 20.8”L x 5.0”W x 5.5”H (53.0 cm x 12.7 cm x 13.9 cm)

• 4.9lbs (2.2 kg) without battery