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Maxxis

Maxxis Aspen ST 29x2.25" MaxxSpeed EXO tire, TR, kevlar

47.99 € savings
RRP 79.99 €
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Delivery method on Friday 31.07.2026
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5/5

Maxxis Aspen ST 29x2.25" MaxxSpeed ​​EXO tire

The Aspen ST has been out of the official Maxxis catalogue for several seasons now. This is a model specific for XC racing with a low-profile pattern that only the fastest racers in the world had access to. Nino Schurter himself participated in the development. His handwriting can also be found in the MaxxSpeed ​​compound, whose priority is the highest possible speed.
Product features
MaxxSpeed - a new compound containing silica – reduces rolling resistance by more than 25 % and increases grip
TR - Designed for tubeless systems
EXO - Additional material for side walls, resistant to cutting
Product details
Colour black
Tubeless Yes
Material kevlar
Wheel diameter 29"
Tire width 2.25"
Tire specification cross-country (XC)
Pressure max. 50 PSI
Weight 620 - 720 g info
Cord 120 TPI
ETRTO 58-622
Recommended rim width 30 mm
product ID 278436
Values ​​occurring with tires
PSI - indicates the pressure to which the manufacturer recommends inflating the tire. 1 atmosphere = 14.7 PSI
TPI (EPI) - the density of the shell's skeleton fibres. The higher the TPI value, the more flexible and flexible the tire will be.
Kevlar tire - foot made of Kevlar fibres. The cover can be folded, so it is more practical when moving or storing. It is characterized by a lower weight compared to wire casings and a higher resistance to puncture.
Wire tire- bead made of wire. The shell is inflexible, it is heavier than the Kevlar one.
Size chart ETRTO Dimension in inches
29" 50-622 29 x 2.00
    28 x 2.00
  54-622 29 x 2.10
    28 x 2.10
  55-622 29 x 2.15
    28 x 2.15
  57-622 29 x 2.25
  60-622 29 x 2.35
    28 x 2.35
  75-622 29 x 3.00
Tire and rim compatibility overview
Tire width in mm Wheel rim in mm                
  13C 15C 17C 19C 21C 23C 25C 27C 29C
18                  X                
20                  X                
23                  X                  X              
25                  X                  X                  X            
28                    X                  X                   X          
32                    X                  X                   X          
35                      X                   X                    X        
37                      X                   X                    X                    X      
40                      X                   X                    X                    X      
42                      X                   X                    X                    X                    X    
44                      X                   X                    X                    X                    X    
47                      X                   X                    X                    X                    X                      X  
50                      X                   X                    X                    X                    X                      X  
52                      X                   X                    X                    X                    X                      X                     X
54                         X                    X                    X                    X                      X                     X
57                         X                    X                    X                    X                      X                     X
60                         X                    X                    X                    X                      X                     X
62                         X                    X                    X                   X                      X                     X
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MirosK MirosK • 2 March 2026 at 20:16
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2 March 2026 at 20:16
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ungorzoltan ungorzoltan • 18 January 2026 at 14:42
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18 January 2026 at 14:42
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andrejhodal andrejhodal • 27 June 2025 at 22:18
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27 June 2025 at 22:18
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Product questions
tomascingi tomascingi • 29 June 2026 at 21:48
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SK dobry den. chcem sa opytat, ci tieto plaste mozem kombinovat aj s dusami, aj ked su oznacene ako tr, po pripade, su tam nejake rizika? vdaka za odpoved.

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29 June 2026 at 21:48
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andrejhodal andrejhodal • 30 June 2026 at 8:14 •replytomascingi
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SK Nazdar ja ich nosím na dušiach TPU a v pohode

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30 June 2026 at 8:14
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gronkjear gronkjear Customer support • 5 July 2026 at 0:16 •replytomascingi
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SK Dobry den, pouzitie s akymikolvek dusami - TPU aj klasicke butylove - bude bez problemov.

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5 July 2026 at 0:16
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Maxxis
29" Maxxis
Maxxis is a global leader that has defined the world's top in bicycle tires since 1967. The orange logo is a symbol of uncompromising performance in MTB, road cycling and gravel. The brand excels in technologies such as grippy 3C compounds, EXO protection and tubeless TR systems. Models such as the Minion DHF, Assegai and Ikon are legendary for their traction and durability. Maxxis is the choice of professionals and amateurs who demand maximum control and reliability on any terrain. It is, in short, quality that will support you in every turn.
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