A4x Frameset Gen 1

The A4x adventure touring recumbent bike frameset includes the frame, front triangle, resin seat and cushion and custom-designed handlebar. The kickstand and mount are not included but can be purchased separately. Work with your local bike mechanic to craft the perfect build. The A4x Frameset ships worldwide. Cruzbike A4x Adventure Touring Recumbent Bike Key Features: Dynamic Boom Front Wheel Drive — Cruzbike's patented, race-proven drivetrain engages upper and lower body for powerful climbing and efficient cruising, even under a full touring load Dual-position, tunable suspension — DNM Torch DV-22 165 mm with external spring rated at 1500 lbs/inch, with dual-position mount for progressive or linear ride character and adjustable spring preload for load and rider weight tuning Rearward suspension pivot — pivot sits behind the rider rather than underfoot, eliminating the vertical bounce of earlier designs for true off-pavement composure and confident tracking through technical terrain Croder SPIRIT modular crankset — lightweight, precision-engineered crank system with interchangeable arm lengths, spiders, and chainrings available directly through Croder; stock spec: 155mm arm, 24mm axle, DM42T chainring (6mm offset), BSA24 steel bearing bottom bracket Adjustable seatback angle — dial in your riding position between 44 and 77 degrees for the terrain ahead on the A4x's compliant, comfortable resin seat. Adventure-ready rack and bag compatibility — extensive mounting options for panniers, frame bags, handlebar bags, and more; configure your carry system for any mission Purpose-built off-pavement frame — new heavy-duty chassis engineered for trail, gravel, and mixed-surface touring with the structural integrity to handle loaded adventure riding Recumbent ergonomics — full-body comfort eliminates the wrist, neck, shoulder, and saddle pain that ends adventures early on traditional bikes Generous tire clearance — stock 650b wheels accommodate tires up to 57mm (2.25") wide; swap to 24" wheels and clearance opens up to 68mm (2.6") for even more capable rubber on demanding terrain. Note: fender installation is not compatible at maximum tire width. Packable for air travel —disassembles to fit inside the Tern Airporter Slim hard-shell case (with 24" wheels) at standard checked luggage dimensions, making international and fly-to-ride adventures genuinely practical