


Airtracks
28" Men's Gravel Bike WHISPER ELITE HD Bicycle 2 x 10 Speed Shimano SHIMANO GRX-400
28" Men's Gravel Bike WHISPER ELITE HD Bicycle 2 x 10 Speed Shimano SHIMANO GRX-400
52cm
Holzhauser Str. 180, Gebäude 45
Airtracks Sport, Holzhauser Straße 180 Gebäude 45
vertrieb@airtracks.de
13509 Berlin
Germany

Shipping: 5 - 7 working days
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30-day return policy
28-inch Men’s Gravel Bike WHISPER ELITE HD Bike 2 x 10-speed Shimano SHIMANO GRX ST-RX400
The 28-inch men’s gravel bike WHISPER ELITE HD is a versatile and robust bike specially designed for riding on asphalt, gravel paths, and light terrain. Its modern gravel geometry offers a comfortable yet sporty riding position suitable for both longer tours and daily use.
Frame & Design
The lightweight aluminum frame provides stability and an excellent balance between weight and stiffness. Combined with the aluminum fork, it creates a reliable and durable bike that offers precise control even on demanding routes. The sporty gravel design emphasizes the bike’s modern look.
Drive & Shifting
The bike is equipped with the high-quality Shimano GRX 2x10-speed drivetrain, specially developed for gravel and adventure bikes, allowing precise and reliable shifting.
Rear derailleur: Shimano GRX RD-RX400
Front derailleur: Shimano GRX FD-RX400
Shift levers: Shimano GRX ST-RX400
Crankset: Shimano GRX FC-RX600 (46-30T)
Cassette: Shimano CS-HG50 (11–36T)
Chain: Shimano CN-HG54
The combination of two chainrings in front and a 10-speed cassette in the rear offers a wide gear range and enables efficient riding on both fast road sections and steep climbs.
Brakes
Hydraulic disc brakes Shimano GRX BR-RX400 with 160 mm rotors front and rear provide strong, precise, and reliable braking performance in all weather conditions.
Wheels & Tires
The sturdy wheels with MACH1 Gravel 19 rims offer high stability and durability. The Schwalbe G-One Allround tires (40-622) provide excellent grip on asphalt and gravel as well as high riding comfort.
Comfort
The gravel geometry and comfort-oriented features make the WHISPER ELITE HD an ideal bike for sporty riders, commuters, and longer tours or bikepacking adventures.
The bike is delivered approximately 92% pre-assembled. Handlebar, pedals, and front wheel still need to be installed. Final assembly should be performed by a qualified person.
| RAHMEN | HERREN ALUMINIUM 28" GRAVEL |
| GABEL | ALUMINIUM |
| STEUERSATZ | 1 1/8" - 1.5" |
| VORBAU | 90 MM, 31.8 MM |
| LENKER | 420 MM, 31.8 MM |
| SCHALTWERK | SHIMANO GRX RD-RX400, 2 X 10-FACH |
| UMWERFER | SHIMANO GRX FD-RX400 |
| SCHALTHEBEL | SHIMANO GRX ST-RX400, 2X10 |
| KASSETTE | SHIMANO CS-HG50, 11-36T |
| KURBEL | SHIMANO GRX FC-RX600, 170 MM, 46-30T |
| KETTE | SHIMANO CN-HG54, 116 GLIEDER |
| FELGEN | MACH1 GRAVEL 19 |
| NABE | SHIMANO HB-RS470, 32H, 12X100 MM |
| REIFEN | SCHWALBE G-ONE ALLROUND, 40-622 |
| BREMSE_VR | SHIMANO GRX BR-RX400 HYDRAULISCHE SCHEIBENBREMSE, ROTOR 160 MM |
| BREMSE_HR | SHIMANO GRX BR-RX400 HYDRAULISCHE SCHEIBENBREMSE, ROTOR 160 MM |
| PEDALE | XERAMA SP-931S |
| GEWICHT | 13,9 KG |
| ZGG | 120 KG |
| Frame size 52 cm | Height 170-185 cm |
| Frame size 56 cm | Height 180-195 cm |















