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NEWS FEEDGearZipp Expands Tire Clearance on 202 NSW, 353 NSW, and 303 SW
Zipp announced updated tire clearance for its 202 NSW, 353 NSW, and 303 SW wheelsets, with new maximum widths of 35mm, 49mm, and 55mm respectively. Zipp says existing owners get the upgrade without needing to replace anything.
GearReview: Shimano’s New Dura-Ace C50 wheels hit the mark, but I want more
Escape Collective reviews the new Shimano Dura-Ace R9370 C50 wheels, which add carbon spokes and 23 mm internal rim width and cut weight on the 50 mm model by 160 g to just over 1,300 g, at a US$3,000 price.
GearAraxy Erion uses magnets to control chain movement for downhill vibration damping
Swiss brand Araxy has launched Erion, a system made of two magnetic modules fixed to the chainstay that hold the chain when it is unloaded and, according to the brand, release it immediately when pedalling resumes. Araxy says the design can reduce vibration transmitted to the rider through the chainring and cranks, and it presented a vibration-transfer measurement chart said to be produced with Downamics.
Shimano launches EP810 e-bike drive system with 750W peak power and 2.3kg motor
Shimano has introduced the EP810 e-bike drive unit with 750W peak power, 100 Nm peak torque and a 2.3kg motor weight, paired with a 720Wh battery weighing 4.1kg. The system supports automatic shifting, automatic assistance in Trail+ mode and hill hold when using walk mode, and is compatible with third-party batteries; Shimano says maximum assist cadence rises to 160 rpm, but the motor is generally not backward compatible, so most frame makers will need to update designs.
GearNOBL Wheels Launches AR Series of All-Road Wheels With Its Lightest Rims to Date
NOBL Wheels introduced the AR Series all-road wheels, the AR40 and AR50, built with the brand's lightest road rims to date, with claimed rim weights of 350 grams (AR40) and 380 grams (AR50). The wheelsets use a 25mm internal width with fully hooked beads and are offered in a Core version with NOBL hubs or Custom builds with several hub and spoke options.
GearSame EP8 Name, But Lighter, More Powerful Shimano EP810 eBike Motor Is All-New Inside!
Shimano's new EP810 motor delivers 100Nm of max torque and 750W of peak power, with a magnesium housing cutting weight almost 15% to a claimed 2.3kg. It also introduces True Auto, combining updated Auto Shift with all-new Auto Assist, plus features like hill start assist and Lift & Shift.