If you need a digital copy to keep on your phone, Carrera manuals are published by . Since specific URLs change, here is how to find the downloadable PDF:
The Carrera Vengeance is . The bottom bracket and headset use loose ball bearings – repeated removal for travel will accelerate wear. If you need high portability, consider upgrading to a folding bike or a bike with thru-axles.
If you are unsure about any assembly or hydraulic brake maintenance, Halfords offers a free safety check on new bikes or a low-cost service for older ones.
for the stock Kenda tires. Lower for grip, higher for speed on tarmac. Bolt Check: Periodically check your crank bolts