NORDICTRACK GX 4.7 BIKE Manual. View the NORDICTRACK GX 4.7 BIKE manual. The Nordictrack GX 4.7 Bike makes it easy and comfortable to reach your goals. It begins with the easy step thru design. It has an cushioned chair like design that has ventilated lumbar support. It is iFit compatible, has a 5 display, 22 resistance levels and ergonomic pedals, a cariogrip heart rate monitor, a cooling fan and water bottle holder for your convenience. Refer to owners manual for operating instructions. You are viewing the manual and parts listings for the NORDICTRACK GX 4.7 BIKE.