Schwalbe RACING RALPH 27.5x2.25" TLR tire, kevlar
The Schwalbe Racing Ralph Performance folding inspires with its optimal combination of speed and grip. The rear wheel version harmonizes perfectly with Rocket Ron. The low tread depth in the centre of the tread ensures high speed and low weight.
Product features - Racing Ralph
- Size: ETRTO 57-584 (27.5 x 2.25 Inch)
- Typ: Folding
- Compound: Addix
- Execution: Performance, TL Ready, E-25
- Skin: Twin
- Pressure: 1.80 - 3.70 Bar (26 - 54 psi)
- Maximum load: 110 kg
- EPI: 67
- Profil: HS425
- Tube: 19, 21, 19A, 21A, 21F
Color
- Black
Weight
- 685 g (manufacturer information)
Scope of delivery
- 1 Schwalbe Racing Ralph Performance 27.5x2.25" TLR Addix
Technologies

E-Bike ready 25
In standard pedelecs that have motor assist up to 25 km/h, there is no legal requirement for a special tire. But even with these bikes, loads and average speeds are higher than in regular bikes, therefore we recommend only certain tires as “E-Bike Ready 25”.
Tubeless ready
Performance. TL ready. Tubeless for Performance versions. Extra-strong bead cores, with rubber reinforced sidewalls.
Addix Performance
ADDIX is also available in the Performance version. Very durable, very versatile. Like Speedgrip it is a universal compound only these tires are not as light and fast as tires from the Evolution Line.
TLR - Tubeless ready - Special tubeless technology for Schwalbe tires in the Performance line
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ADDIX Performance - Like Speedgrip, it is universal compound for MTB tires in the performance line
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Numerous grip edges in the tread center for super traction and excellent acceleration
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Distinct shoulder studs for excellent lateral grip
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Good rolling properties and extremely quiet
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Colour | black |
Tubeless | Yes |
Material | kevlar |
Wheel diameter | 27.5" |
Tire width | 2.25" |
Weight | 680 g |
ETRTO | 57-584 |
product ID | 71322 |
PSI - indicates the pressure to which the manufacturer recommends inflating the tire. 1 atmosphere = 14.7 PSI
TPI (EPI) - the density of the tire's skeleton fibres. The higher the TPI value, the more flexible the tire will be.
Kevlar tire - foot made of Kevlar fibres. The tire 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 tire is inflexible, it is heavier than Kevlar.
Overview of jacket sizes and markings
ETRTO | Dimension in inches | French label | |
---|---|---|---|
27,5" | 28-584 32-584 |
26 x 1 1⁄8 x 1 1⁄2 - |
650 x 28B 650 x 32B |
35-584 | 27.5 x 1.35 | 650B | |
26 x 1 3⁄8 x 1 1⁄2 | 650 x 35B | ||
37-584 | 27.5 x 1.40 | 650B | |
26 x 1 1⁄2 x 1 3⁄8 | 650 x 35B | ||
650 Standard | |||
40-584 | 27.5 x 1.50 | 650B | |
26 x 1 5⁄8 x 1 1⁄2 | 650 x 38B | ||
44-584 | 27.5 x 1.65 | 650B | |
26 x 1 5⁄8 x 1 2⁄2 | 650 x 42B | ||
650BSemi-Confort | |||
650B ½ Ballon | |||
47-584 | 27.5 x 1.75 | 650B | |
50-584 | 27.5 x 2.00 | 650B | |
54-584 | 27.5 x 2.10 | 650B | |
26 x 1 ½ x 2 | |||
57-584 | 27.5 x 2.25 | 650B | |
60-584 | 27.5 x 2.35 | 650B | |
62-584 | 27.5 x 2.40 | 650B | |
64-584 | 27.5 x 2.50 | 650B | |
65-584 | 27.5 x 2.60 | 650B | |
70-584 | 27.5 x 2.75 | 650B | |
74-584 | 27.5 x 2.90 | 650B | |
75-584 | 27.5 x 3.00 | 650B |
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 |
