QuietKat’s most popular hardtail electric fat bike features an integrated battery and motor system and is equipped with top components including adjustable air suspension, 4-Piston Tektro hydraulic disc brakes, and a wide-range 9-speed SRAM drivetrain.

The Apex uses a 12mm thru-axle on the rear and sealed bearings in both front and rear hubs for maximum performance and capability.

Engineered for abuse: Designed tough to tackle tough jobs and haul large loads up backcountry trails or dirt roads without a struggle.

Powerful motor: The Apex’s powerful mid-drive motor utilizes the full range of gears for maximum torque for climbing steep mountain trails without compromise. 

Flexible classification: Available as a 1000W unclassified eBike for maximum power or in 750W for Class 1 and Class 2 compliance.

Optimized suspension: Tackle the unknown in confidence with 150 millimeters of bump-smoothing travel on the inverted moto-style fork.

Premium brakes: Outfitted with Tektro 4 Piston Hydraulic Disc brakes so you can navigate moderately steep descents with confidence.

AT fat tires: Fitted with high-quality 26″ x 4.5″ tires to tackle tough terrain from soft sand and snow to hardpack trails and rocks.

Rider flexibility: Multiple sizes of available frames to accommodate a variety of rider heights.

SRAM drivetrain: Built with a wide range 9-speed SRAM drivetrain that takes the abuse of the large amounts of power the Apex produces and allows you to adjust your gears for steep ascents and descents.