When it comes to adventurous riding, a wider gear range is often better.
ADVENT Cassette - 9 Speed Steps between gears are optimized to give an even spread between shifts, reducing the need for double-shifting to find the right gear..microSHIFT ADVENT Cassette - 9 Speed, 11-46T, ED Black, Hardened Steel Cogs 11-46T range with even gear steps for predictable gear changes Hardened steel cogs are optimized for eBike compatibility ED black with anodized surface finish Continuously forged precision cogs Color: Black Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed Designed for ebike: Yes Drivetrain Speeds: 9 Defined Color: Black Range: 11-46 microSHIFT ADVENT Cassette - 9 Speed, 11-42t, Black, ED Coated microSHIFT's “Wide Enough” 11-42T gear range works well for a variety of skill levels and riding conditions Machined aluminum large cog for reduced weight Chromoly cogs are continuously forged for strength and shifting accuracy ED black / anodized black surface finish Color: Black Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed Designed for ebike: Yes Drivetrain Speeds: 9 Defined Color: Black Cassette Cogs: 11-13-15-18-21-24-28-34-42 Weight: 450 Range: 11-42 microSHIFT ADVENT Cassette - 9 Speed, 11-42t, Black, ED Coated, Alloy Large Cog microSHIFT's “Wide Enough” 11-42T gear range works well for a variety of skill levels and riding conditions Machined aluminum large cog for reduced weight Chromoly cogs are continuously forged for strength and shifting accuracy ED black / anodized black surface finish Color: Black Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed Designed for ebike: Yes Drivetrain Speeds: 9 Defined Color: Black Cassette Cogs: 11-13-15-18-21-24-28-34-42 Weight: 446 Range: 11-42 The ADVENT cassette has the low gears to get up and the high gears to get back down.