Cranksets & components

Drivetrain · Velo-Perso

Cranksets and components: start with what you need

Rotor remains the historic core of our range, with exceptional modularity and spare-part depth. QO adds a more integrated carbon approach, while Alugear expands gearing, 1x and aero options.

Choose a crankset Rotor & QO · road, gravel, track, MTB Choose chainrings Rotor, Alugear & QO · 1x, 2x, round, oval, aero Find Rotor spare parts Spindles, spiders, bolts, spacers and replacement parts
Three approaches Rotor · modularity QO · carbon & integration Alugear · gearing & aero
Replace the complete crankset or simply improve the existing one? Start with your current setup, riding style and the gearing you actually need.
Browse cranksets
Cranksets & Components | Rotor, QO, Alugear | Velo-Perso.com

Subcategories

  • Cranksets
    Cranksets
    Each Rotor crankset is modular, select the features that you needEach Rotor crankset is modular, select the features that you need Cranksets · Road · Gravel · Track · MTB

    Rotor or QO: choose the crankset philosophy that fits your project

    Choose Rotor for modularity, crank-length choice, gearing and power-meter options. Look at QO when a light, complete and highly integrated carbon crankset is the priority.

    Rotor

    Modular

    Vegast, Aldhu, Aldhu Carbon and Kapic: broad road, gravel, track and MTB configurations with 1x and 2x options.

    QO

    Integrated carbon

    RACE and GRAVA: modern carbon construction, low complete-system weight and 28.99 mm spindles on the relevant platforms.

    Explore QO Keep the current crankset, change gearing or replace the complete system? Start with the bike and the real riding use before choosing a brand. Crankset guides
  • Chainrings

    Example of popular Rotor chainring: Rotor 52 NOQ for Shimano & Rotor 12s cranksetsRotor 52 NOQ chainring for Shimano & Rotor 12s cranksets Chainrings · Compatibility first

    Start with your crankset standard, then choose gearing

    Identify the mounting standard and drivetrain first, then choose tooth count and shape. Rotor offers the broadest range; Alugear brings focused Shimano, GRX, 1x and aero solutions; QO uses dedicated components on the relevant RACE configurations.

    Shimano 11/12-speed 105, Ultegra, Dura-Ace · Rotor & Alugear 1x chainrings Road, gravel, TT and MTB · Rotor & Alugear All chainring standards Round, oval, Direct Mount, road, gravel and track Check before ordering BCD / Direct Mount 1x or 2x 11 or 12-speed chainring + cassette

  • Crankset spare parts
    Crankset spare parts

Active filters

Rotor INspider MTB 100*4 zoom in (photo velo-perso.com) Rotor INspider MTB 100*4 Quick View
-€40.00
Our 2026 powermeters

Rotor INspider MTB 100*4 + chainring

€349.00 €309.00
Choose Your Setup
Complete Alugear Shimano 12-speed kit – large chainring, small chainring, aero cover and CNC-machined 7075-T6 bolts. Alugear round inner chainring for Shimano 12-speed cranksets – compatible with Ultegra and Dura-Ace 110 BCD 4-bolt. Quick View
-€8.10
Shimano 11/12-speed chainrings

Alugear Aero Chainring and Cover Kit for Shimano 12-speed – 50/34, 52/36, 54/40

€223.00 €214.90
Choose Your Setup
ALUGEAR AERO Shimano 12s Chainring Kit with Bolts | Velo-Perso.com ALUGEAR AERO Shimano 12s Chainring Kit with Bolts | Velo-Perso.com Quick View
-€6.00
New
Shimano 11/12-speed chainrings

ALUGEAR AERO Shimano 12s chainring kit with bolts – 48/34 to 56/40

€175.90 €169.90
Choose Your Setup
Rotor Aldhu 3D+ crank arms in various lengths Rotor Aldhu 3d+ 30mm crank arms 150, 155, 160, 165, 167,5 170, 172,5 or 175mm Quick View
-€50.00
Best seller !
Rotor Aldhu

Rotor Aldhu 3d plus crank arms 150, 155, 160, 165, 167,5, 170, 172,5 or 175mm

€249.99 €199.99
Choose Your Setup
Real photo of Rotor Aldhu carbon 48/31 Q-Rings crankset taken by Velo-Perso.com Real photo of Rotor Aldhu carbon 48/31 Q-Rings crankset taken by Velo-Perso – profile view 1 Quick View
-€200.10
Best seller !
Aldhu Carbon

Aldhu Carbon Directmount 12S Shimano 48/31 50/34 52/36

€720.00 €519.90
Choose Your Setup
Rotor NS24 crank arms (photo velo-perso.com) Rotor NS24 crank arms upper view(photo velo-perso.com) Quick View
-€10.00
Rotor Vegast

Rotor NS24 Aluminum Crank Arms - 170, 172,5-175mm - 420g

€89.00 €79.00
Choose Your Setup
ROTOR Spidering Q-Rings 2025 – 12.5% Oval – 48/31, 50/34, 52/36 – Direct Mount 2x12 ROTOR Spidering Q-Rings 2025 – 12.5% Oval – 48/31, 50/34, 52/36 – Direct Mount 2x12 Quick View
-5%
Spidering Aldhu/Inpower/2Inpower/Vegast DM

ROTOR Spidering Q-Rings 2025 – 12.5% Oval – 48/31, 50/34, 52/36 – Direct Mount 2x12

€210.00 €199.50
Choose Your Setup
Rotor chainrings 50/34 C01-538-11010-0, lightweight, Rotor 24/30 mm axles, Shimano 11/12 Rotor spidering 48/31 12s (photo velo-perso.com) Quick View
-13%
Spidering Aldhu/Inpower/2Inpower/Vegast DM

ROTOR Spidering NoQ 2025 – Round 48/31, 50/34 or 52/36 – Direct Mount Chainring for 11/12-Speed Shimano & SRAM

€210.00 €182.70
Choose Your Setup
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