Gravel bikes › Bulls › Grinder
In our comparison, not currently a pick
Bulls Grinder 4 Gravel Bike
Aluminium · Shimano GRX 11-speed · hydraulic disc · 9.5 kg
Buy at Zweirad StadlerWhere it stands
In stock in 51 and 55 cm · price read 08:31 today · unchanged since the last check
Where it stands
Priced below the market rate for its equipment, but another bike in its price range is priced further below it in the sizes where both are in stock. That is the only reason it is not the pick.
Our pick · €1,000 – €1,500
- KTM X-Myroon Pro 2026 at BIKE24€1,199EUR 293 cheaper, same GRX drivetrain, carbon rather than aluminium frame, 12.9 kg vs 9.5 kg.
What you get
- Frame
- Aluminium
- Drivetrain
- Shimano GRX, 11-speed
- Wheels
- Aluminium, basic aluminium RYDE Road 21 Disc
- Brakes
- Hydraulic disc
- Weight
- 9.5 kg as published
- Power meter
- No
- Comes with
- lights
- Wheel size
- 28"
- Tyres
- Schwalbe G-One Bite Perf. RaceGuard TLE
The compromises
- Basic aluminium wheels.
Your size
What Zweirad Stadler lists, and what it has today
Where to buy
Zweirad Stadler is the only one of the 22 shops we check that sells this bike.
Price so far
€1,492 at every one of our 21 checks since 4 Sept.
- Zweirad Stadler states an RRP of €1,899 (21% off). That is the shop's claim; we rank on today's price, never on the discount.
Every check
| Checked | Price | Availability |
|---|---|---|
| 04/09/2026, 11:13:45 | €1,492 | in stock |
| 04/09/2026, 16:03:25 | €1,492 | in stock |
| 04/09/2026, 22:50:05 | €1,492 | in stock |
| 05/09/2026, 07:07:59 | €1,492 | in stock |
| 05/09/2026, 15:21:28 | €1,492 | in stock |
| 06/09/2026, 07:41:08 | €1,492 | in stock |
| 07/09/2026, 08:46:20 | €1,492 | in stock |
| 08/09/2026, 08:08:20 | €1,492 | in stock |
| 09/09/2026, 11:31:28 | €1,492 | in stock |
| 10/09/2026, 08:06:39 | €1,492 | in stock |
| 11/09/2026, 08:08:47 | €1,492 | in stock |
| 12/09/2026, 08:12:11 | €1,492 | in stock |
| 13/09/2026, 08:05:46 | €1,492 | in stock |
| 14/09/2026, 08:03:57 | €1,492 | in stock |
| 15/09/2026, 08:07:39 | €1,492 | in stock |
| 16/09/2026, 08:04:23 | €1,492 | in stock |
| 16/09/2026, 12:15:29 | €1,492 | in stock |
| 16/09/2026, 21:56:38 | €1,492 | in stock |
| 17/09/2026, 08:37:57 | €1,492 | in stock |
| 18/09/2026, 08:31:32 | €1,492 | in stock |
| 19/09/2026, 08:31:49 | €1,492 | in stock |
How sure we are
We read 7 of 7 key facts off Zweirad Stadler's page. Anything we could not read is scored below the cheapest option, so a gap never flatters a bike.
Read 08:31 today. The full audit trail shows the source text behind every fact. Report a mistake
Full specification as published by Zweirad Stadler
| Material | Aluminium |
|---|---|
| Rahmenform | Gravel |
| Farbe | schwarz |
| Herstellerfarbe | matte black |
| Gabel | Machete Carbon, 12 mm thru axle |
| Gänge | 11-Gang |
| Schaltung | Kettenschaltung |
| Schalthebel | Shimano GRX-ST-RX600 |
| Schaltwerk | Shimano GRX812 |
| Bremsenart | Hydraulische Scheibenbremsen |
| Bremsscheiben | 160 mm / 160 mm |
| Kette | Shimano CN-HG601-11 |
| Kassette | Shimano Deore CS-M5100, 11-42T |
| Kurbel | Shimano GRX FC-RX600 40T |
| Felgen | RYDE Road 21 Disc |
| Laufradsatz | RYDE Road 21 Disc |
| Laufradgröße | 28" |
| Reifen | Schwalbe G-One Bite Perf. RaceGuard TLE |
| Nabe vorne | Formula CL-712 |
| Nabe hinten | Formula RXC-142A |
| Sattel | Bulls Sportivo Ergo |
| Sattelstütze | Bulls Aluminium 27,2 mm |
| Sattelstütze Art | Patent |
| Lenker | Gravel SL |
| Griffe | Comfortgriptape 3 mm |
| Vorbau | MTB-S, CCS Slot Mount ready |
| Steuersatz | FSA ORBIT C40ACB (No. 42/ACB) |
| Scheinwerfer | MonkeyLink 2.0 Connect |
| Rücklicht | MonkeyLink Connect 2.0 |
| Gewicht | ca. 9,5 kg |
| zul. Gesamtgewicht | max. 125 kg |
| Bremsen | Shimano GRX BR-RX400 |
The shop's feature list
- 0% Finanzierung ab 149,19 € möglich
- Dienstrad-Leasing möglich
- 14 Tage kostenloses Rückgaberecht
- Fahrrad vollständig montiert und mit wenigen Handgriffen fahrbereit
- Für Gravelbikes optimierte Shimano GRX 11 Gang Kettenschaltung
- Shimano GRX BR-RX400 hydraulische Scheibenbremsen
- Starrgabel von Machete aus Carbon
- Schwalbe G-One Bite Perf. Reifen
- Aufgrund von Engpässen und Verzögerungen in den weltweiten Lieferketten kann es vorkommen, dass der Hersteller vereinzelt Komponenten der Originalspezifikationen durch mindestens gleichwertige oder sogar höherwertige Bauteile ersetzt hat. Das gelieferte Fahrrad kann in Einzelfällen von den Abbildungen abweichen.