Yes, our adapters are suitable for German (DV) and French (FV) valves. Additionally, it’s a tool for easy replacements of car and SV valves.
An A-Head steering fork has a tube without thread. It is used in conjunction with the A-Head stem that clamps directly on the fork tube.
Handlebar Height Adjustment
In principle, yes; however, the assembly requires specialist knowledge. Therefore, we strongly recommend that you have it installed by a qualified dealer.
Yes, between the steering ring and the Speedlifter, spacer rings can be used up to 20 mm in total.
Yes, absolutely. The installation instructions must be observed in exact detail.
Unfortunately this is not possible. The Speedlifter tube is not suitable for this.
Yes, the stem usually has a height of 40 mm. With the spaces included it is 50mm in total. Necessary are 46 mm. More details can be found in the installation manual.
Up to 70 degrees upward and 10 degrees downward: a total of 80 degrees.
Yes, with a corresponding aluminum shim.
Not directly. Stem twist is an A-Head system, though it can be mounted with special A-Head adapters on 1” or 1 1/8” fork tubes.
Absolutely! Rotating the handlebar using the twist systems is easily accomplished without tools. Returning to the driving position and locking the handlebars in place firmly is just as easy. Adjusting and returning to original position takes only a few seconds.
This is not a problem—the spring element is completely parallel to the mechanism.
The G.1 Urban is very compact with a length of only 99 mm.
Yes, the G.1 Urban may be used, and it comes in diameters of 26.4, 26.8, 27.2 mm (all 350 mm long).
Yes, the G.1 Urban has been extensively tested with weight up to 150 kilograms (325 pounds).
The Urban LT has longer spring travel. The Urban is about 30 mm, versus the LT of 50 mm with an installation height of 130 mm.