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Rock Shox Reba/SID Air shaft 29/27,5" 100mm suspension
in stock1-2 weekdays
Continental Magnotal trail soft folding tire MTB 27,5x2,40 (60-584) black
in stock1-2 weekdays
Shimano 105 crank arm left 160mm long for crank set model FC-R7100
Pre-order10-14 weekdays
CeramicSpeed Alpha Road bottom bracket EVO386 24mm
Pre-order3-6 weekdays
Hutchinson Blackbird TLR folding tire road 700x30c tan
in stock1-2 weekdays
XLC Retro Luggage Rack Black
XLC
36,99 €
in stock1-2 weekdays
XLC headset HS-I12 1 1/8"
XLC
25,99 €
in stock1-2 weekdays
Geardrop for Specialized Bikes
46,99 €
Pre-order6-10 weekdays
Sram Red eTap Bolt Kit For Rear Derailleur
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Union Geardrop GH-093
Union
8,29 €
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Shimano GRX Brake Set Left
Shimano
222,99 €
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Shimano Outer plate for RD-RX810
Shimano
9,69 €
Pre-orderExpected 26/06/2026
Promovec Controller Carrier 2 36V 250W
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Goodyear Vector 4Season tubeless 700 x 30c 
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E-Fly Front Fork 26" White 235mm/100mm
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Wald luggage carrier black
Wald
37,99 €
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Shimano XT M8250 electronic shifter Di2 wireless I-Spec EV 11/12 speed
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Shimano spoke 299mm long left for rear wheel model WH-RS31
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CeramicSpeed Alpha Road bottom bracket EVO386 SRAM DUB
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Hutchinson Blackbird TLR folding tire road 700x32c tan
in stock1-2 weekdays
Sram Force 22 Rear Brake Hydraulic
SRAM
339,99 €
Pre-order5-10 weekdays
Muc-Off Big Bore Hybrid 45 mm tubeless valves orange
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Crankbrothers Candy 1 Light Blue
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Union Geardrop GH-098 KTM
Union
10,29 €
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Shimano GRX Brake Set Right
Shimano
217,99 €
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Mitas Highlander Downhill Supra Max 29 x 2.45
Mitas
36,99 €
29,82 €
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Goodyear Peak 700x35c TLR 120 TPI Tan Skinwall
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Rock Shox rebuild kit X-LOC for left remote
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XLC pedals MTB Ultralight II PD-M11
XLC
28,99 €
Out of stockExpected 07/10/2026
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News

Spare parts for bicycles

There are an incredible number of different bikes, and almost all models are made up of different parts throughout several different brands. There are also a great many different spare parts for bikes throughout the categories of gear systems, brakes, handlebars, saddles, tires, tubes, handlebar grips, stems, locks, headsets, frames, front forks, and many other components.

 

Gear systems and brakes

Overall, there are two types of gear systems; external gears and internal gears.

External gear systems have a rear derailleur, cassette, or chainring, and sometimes a front derailleur if there are also gears on the front of the bike. Internal gears have a gear hub, often with 3, 5, 7, or 8 gears.

On external gears, you can have many more gears, since you multiply the number of chainrings at the back by those at the front. So you count all the combinations that can be done on the bike. At the back, there can be up to 12 chainrings at the front, so there are 1, 2, or 3 chainrings on the crankset.

Common to both internal and external gear systems is that there is a shift lever on the handlebars that makes it possible to change gears, most systems work with cable and wire pulls, while other newer systems are electronic.

 

Cockpit - handlebars, stem, seat post, and saddle

The handlebars, the stem, the seat post, and the saddle. The handlebar grips or the handlebars are often called the cockpit of the bicycle.

These components can come in many different shapes and styles, but the commonality is that almost all bicycles have these parts.

 

Handlebars

If we look at handlebars, there are different types of handlebars for different bikes. Handlebars are known to come in different shapes and sizes, such as downward-curved handlebars for racers. In contrast, there are also straighter handlebars that we know from mountain bikes, and in addition, the often more backward curved handlebars that are known for their use in city bikes and everyday bikes. The handlebars on BMX bikes also stand out a bit, as they are often much higher.

 

Stem

In general, there are two types of stems; the ahead-system, where the stem does not go down into the frame's crown tube but it's mounted on the outside of the front fork stem that goes up through the frame. In addition, there is also the "old" type, which is still available on many new bikes, where the stem goes down into the frame and connects to the front fork.

Both types are available in different lengths, in versions that are adjustable, and for different handlebar diameters.

When we talk about diameter, it is obvious to also mention seat posts. When you order a new seat post, it is important to check which diameter you need. There are some measurements that are widely used, but in addition to the most normal ones, there are a lot of other sizes. The most normal is 27.2mm and 31.6mm.

 

Different materials

The handlebars, seat posts, and stems are available in different materials such as carbon, steel, and aluminum.

Handlebar grips and handlebars are also available in different materials: foam, leather, plastic, rubber, cork, etc.

Their most important task is to give you the right comfort when you cycle.

 

If you have questions about the selection of spare parts or need help finding the right spare part, you are more than welcome to contact us.

Then we will do our best to help you.