PowerTap is known for their hub-based power meters which have been on the market for over 15 years and have a reputation of being reliable and trustworthy. The companys flagship hub, the PowerTap G3, is often called the most popular power meter in the world and is the companys third generation of hub-based power meter. The PowerTap G3 hub is used in replace of your current hub and is able to deliver +/- 1.5% accuracy and transmits both speed and cadence data as well. PowerTap G3 Hub Highlights. In typical PowerTap fashion, the G3 Hub is easy to use. Spin the cranks to wake it up, perform a quick zero and youre ready to go! ANT+ and Bluetooth SMART. The PowerTap G3 Hub is both ANT+ and Bluetooth SMART compatible, so the power meter can be used with your cycling computer or smartphone. Only Hub-Based Power Meter. PowerTap is the only manufacture of a hub-based power meter so the choice is easy when looking for hubs. The G3 is available in versions for Shimano/SRAM or Campagnolo hubs in road and mountain (G3 Rear Disc Hub) configurations. So if you can install a standard wheel on your bike, chances are the G3 Hub will work. Hub Cap Removal tool. How do I install the G3 Hub? Which bicycle computers are compatible with my G3 Hub? The PowerTap G3 Hub is both ANT+ and Bluetooth SMART compatible, so the power meter can be used with an ANT+ cycling computer or a smartphone. How accurate is the G3 Hub? The G3 Hub is accurate to within +/-1.5%. Most direct force power meters claim anywhere from +/-2% to +/-1%, so the G3 is right in line in terms of accuracy. How much does the G3 Hub weigh? The G3 weighs 325 grams. Does the G3 automatically transmit cadence data? Yes, the PowerTap G3 Hub automatically detects and transmits cadence data to your head unit. In addition, because it is a hub-based power meter, it is able to transmit speed data as well a nice bonus feature. What type of battery does the G3 Hub use? The PowerTap G3 uses a standard coin cell CR2032 battery. There is a USB connection, however it is used for service and for firmware updates only. The hub should not be left connected to the USB port for long periods as doing so could drain the battery. How long does the battery last? Battery life for the G3 Hub is approximately 200 hours. How difficult is it to change the battery? The battery can be accessed by removing the cap on the non-drive side of the hub, using a PowerTap hub cap removal tool (included). One you have the cap removed, you will see the CR2032 battery which is housed into the cap from its side. Simply pull the old battery out (sometimes pliers help) and put the new one in. Take special care when reinserting the cap as some electronics have to be aligned properly. Does the G3 work with road and mountain bikes? The G3 is intended for road bikes only. In addition, PowerTap offers a 3-year crash replacement policy on its wheels. How can I tell if my hub is 11-speed compatible? All 11-speed compatible freehubs for Shimano/SRAM are black. All Campagnolo hubs are 11-speed compatible and are champagne color. If you are looking to upgrade to 11 speed Shimano/SRAM, make sure your hub uses a 15mm axle. What length spokes do I need to build my new PowerTap G3 hub into my rim? You will need to enter the rim measurements (ERD), along with the correct PowerTap hub dimensions, and the cross pattern into a spoke calculator to determine the necessary spoke length. Please note: drive and non-drive side spokes are the same length. For additional questions please contact your local PowerTap dealer. Does the G3 Hub measure independent left and right power? No, the G3 measures total power, but not independent left and right power. Location of Power Measurement. Left or Both Legs Measured. More involved 60 min. Method of Cadence Measurement. Expert advice and customer service in case you need any help! All we sell are power meters! We are an authorized dealer of every product we sell. At Power Meter City, we focus on ONE area and one area only: power meters. We dont deal with other bike parts or components, clothing, coaching or anything else that can distract us from what we love yes, power meters! Our singular focus means we are your power meter specialists and can offer you the best possible advice and service. It also means a larger selection and more power meter-related content and resources. Power Meter City is an authorized dealer of every product we sell. The item “PowerTap G3 Hub 24 Hole” is in sale since Monday, June 13, 2016. This item is in the category “Sporting Goods\Cycling\Bicycle Components & Parts\Hubs”. The seller is “powermetercity” and is located in Aliso Viejo, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Croatia, Malaysia, Brazil, Colombia, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay.
- Model: G3 Hub Power Meter
- Country/Region of Manufacture: United States
- Material: Aluminum
- Number of Spoke Holes: 24 Hole
- Color: Black
- Part Type: Hub
- MPN: 30004
- Type: Hub
- For Bike Type: Road Bike
- Brand: PowerTap
- Manufacturer Warranty: 2 years
- Brake Type: Rim Brake