1. Bicycle Rims For Sale
  2. sku: 17984108533029751
  3. ROTOR C02-098-19010-0

ROTOR C02-098-19010-0 Hawk Mountain Bike Crank Arm Set 175MM C02-098-21010-0

C02-098-21010-0 Rotor C02-098-19010-0 R-hawk Mountain Bike Crank Arm Set 175mm Black Style#

( Brand: Rotor ), ( Manufacturer Part Number: C02-098-19010-0 ), ( Part Type: Bike Crank ), ( Crankarm Length: 175 Mm ), ( Compatible Brand: For Rotor ), ( Color: Black )

Review ROTOR R hawk Mountain Bike Crank Arm Set 175mm Black Style#

The **R-Hawk C02-098-19010-0 (175mm) and C02-098-21010-0 crank arm set** represents the pinnacle of modern mountain bike performance, engineered to deliver unmatched power transfer, durability, and adaptability for aggressive trail riding, enduro, and downhill disciplines. Designed by R-Hawk, a brand synonymous with cutting-edge suspension and drivetrain innovation, these crank arms are crafted from high-grade **7075-T6 aluminum alloy**, a material renowned for its exceptional strength-to-weight ratio, ensuring a rigid yet lightweight platform that minimizes rotational weight while maximizing pedal efficiency. The **175mm Q-factor** (distance between the pedal spindles) strikes an optimal balance between stability and maneuverability, allowing riders to maintain precise control during high-speed descents and technical climbs, while the slightly wider stance enhances pedal engagement for explosive power delivery.

At the heart of this crankset lies **R-Hawk s proprietary C02 design**, featuring a **dual-axis, floating spindle system** that significantly reduces chainline deviation under heavy loads, a common issue in aggressive riding conditions. This innovative spindle design, combined with **premium-grade bearings** and a **sealed cartridge hub interface**, ensures smooth, consistent power transfer even when subjected to extreme forces, such as those encountered in deep drops, rock gardens, or aggressive cornering. The **right-hand (R-Hawk) crank arm** is equipped with a **10-speed-compatible bottom bracket shell**, accommodating a wide range of modern drivetrain setups, including SRAM XX1, Shimano XTR, and Enve drivetrains, while the **left-hand arm** is designed to integrate seamlessly with R-Hawk s **C02 suspension hubs**, offering riders the option to pair this crankset with their existing suspension components for a fully optimized system.

For those seeking an even more aggressive riding experience, the **C02-098-21010-0** variant includes a **190mm Q-factor**, further widening the pedal stance for riders who prioritize stability and power output in extreme conditions. Both crank arm sets are **fully compatible with R-Hawk s proprietary pedal system**, which features a **direct-drive design** that eliminates the need for standard pedal threads, reducing rotational weight and improving pedal feel. The **threaded spindle interface** ensures a secure, vibration-dampening connection, while the **integrated chainring retention system** prevents chainrings from loosening under high stress, a critical feature for riders pushing the limits of their bikes.

Beyond performance, R-Hawk has paid meticulous attention to **aesthetics and customization**, offering these crank arms in a range of **anodized finishes**, including matte black, silver, and custom colors, allowing riders to tailor their drivetrain to match their personal style. The **sleek, aggressive profile** of the crank arms not only enhances the bike s visual appeal but also contributes to a more aerodynamic riding position, reducing drag during high-speed descents. Whether paired with a **hardtail enduro bike**, a **full-suspension downhill rig**, or a **cross-country machine**, this crankset is a testament to R-Hawk s commitment to pushing the boundaries of bicycle engineering delivering a blend of **precision, durability, and raw performance** that elevates the riding experience for serious mountain bikers.

### **Pros and Cons of buying a Rotor C02-098-19010-0 (R-Hawk) Mountain Bike Crank Arm Set (175mm)**

#### **Pros:**

1. **High-Quality Materials** The R-Hawk crank arms are constructed from **7075 aluminum**, a premium alloy known for its strength-to-weight ratio, making them durable while keeping the drivetrain lightweight.

2. **Performance-Oriented Design** The **175mm Q-factor** (distance between chainrings) is optimized for **endurance and efficiency**, reducing pedal stroke fatigue compared to wider Q-factors. This is ideal for cross-country (XC) and trail riding where pedal efficiency matters.

3. **Compatibility with Rotor s Drivetrain** These crank arms are designed to work seamlessly with Rotor s **C02 drivetrain system**, which includes a **1x or 2x setup** (depending on chainring choice). This ensures smooth shifting and reduced weight compared to traditional steel cranks.

4. **Lightweight** At around **200 250g per arm** (depending on chainring), they are significantly lighter than steel cranks, improving acceleration and climbing performance.

5. **Durability** The **anodized finish** provides corrosion resistance, and the design is built to handle rough terrain without bending or warping easily.

6. **Compatibility with Common Bottom Brackets** Works with **BB30, BB86, and PF30 bottom brackets**, giving flexibility in setup.

7. **Good for XC and Light Trail Riding** The **175mm Q-factor** is narrower than most modern cranks (which often use 190mm ), reducing knee strain and improving pedal efficiency for long rides.

8. **Affordable for the Performance** Compared to carbon cranks (e.g., SRAM XX1, Shimano Saint), these aluminum cranks offer a **better balance of cost and performance**.

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#### **Cons:**

1. **Not Ideal for Wide Q-Factor Riders** If you have **wide hips or prefer a more aggressive pedal stance**, the **175mm Q-factor** may feel cramped. Many modern bikes use **190mm or wider** for better stability on descents.

2. **Limited Chainring Options** Rotor s C02 system is **not as widely supported** as Shimano or SRAM. You may have fewer aftermarket chainring choices compared to more mainstream brands.

3. **Potential for Wear Over Time** While durable, **aluminum cranks can wear out faster than steel** in extreme conditions (e.g., heavy off-roading with constant impacts). Steel cranks are more forgiving in rough terrain.

4. **Less Common in the Market** If you ever need replacements or upgrades, finding **aftermarket parts** (e.g., chainrings, spacers) may be harder than for Shimano/SRAM.

5. **Not as Aggressive for Downhill or Freeride** The **175mm Q-factor** is optimized for efficiency, not stability at high speeds. Riders who prioritize **wide stance for control** (e.g., downhill) may prefer wider cranks.

6. **Higher Initial Cost Than Basic Steel Cranks** While still reasonable, they are **more expensive than entry-level steel cranks** (e.g., Sunrace, Mavic), though they offer better performance.

7. **Requires Proper Installation** Since these are **premium components**, improper installation (e.g., loose bolts, misaligned chainrings) can lead to **premature wear or failure**.

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### **Conclusion:**

The **Rotor C02-098-19010-0 (R-Hawk) 175mm crank arm set** is an **excellent choice for riders who prioritize efficiency, lightweight performance, and compatibility with Rotor s drivetrain system**. It excels in **cross-country, endurance, and light trail riding** where pedal efficiency and weight savings are key.

However, if you **prefer a wider Q-factor for stability, ride aggressive downhill trails, or need maximum durability in harsh conditions**, you may want to consider alternatives like:

- **Shimano Saint (carbon, 190mm Q-factor)** Best for high-performance XC and trail.

- **SRAM XX1 (carbon, aggressive stance)** Great for fast descents and aggressive riding.

- **Steel cranks (e.g., Sunrace, Mavic)** More durable for rough terrain but heavier.

If you re **already in the Rotor ecosystem, building a lightweight XC bike, or need a reliable aluminum crank**, this is a **solid investment**. Otherwise, you might explore **more versatile brands** if you plan to mix riding styles.

### **Final Recommendation:** **Buy these cranks if:**

You re building a **lightweight XC or endurance mountain bike**.

You prefer **Rotor s drivetrain system** and want full compatibility.

You prioritize **efficiency and weight savings** over a wider stance.

You ride mostly **trail or XC** and don t need extreme durability.

**Consider alternatives if:**

You need a **wider Q-factor (190mm )** for stability.

You ride **aggressive downhill or freeride** frequently.

You want **maximum durability** in harsh conditions (steel cranks may be better).

You prefer **more aftermarket support** (Shimano/SRAM have wider part availability).

For most **XC and trail riders**, these cranks are a **great mid-range option** that strikes a good balance between performance and cost.

Details:

Clean, solid, and ready to install. Like Rotors REX cranks, the R-Hawk is a work of engineering built on principles lightweight and rigid, but R-Hawks modular concept offers compatibility that meets even exceeds current trends in mountain bike technology. ROTOR R-Hawk Mountain Bike Crank Arm Set 175mm, Black, Style# C02-098-21010-0, Used only one time and in excellent pre-owned condition. Shows minimal signs of wear from brief use.

Please review all photos for exact condition. Well cared for and ready your bike build or replacement setup. 07-08-29z AAA -CAI, ROTOR R-Hawk crank arms, Hawk arm set, Style# C02-098-21010-0, 85, 175mm black MTB mountain bike set. This way the R-Hawk can be mounted to standard, boost, and downhill axles.

The R-Hawk checks all the standard boxes for an all-mountain/endure crank.

part #: c02098190100 prices

  • $69.99-$80.00

specifications ribicycl:

  • brand: Rotor
  • mpn: C02-098-19010-0
  • part type: Bike Crank
  • crankarm length: 175 Mm
  • compatible brand: For Rotor
  • color: Black

offer ribicycl:

  • availability: In Stock
  • started: May 18, 2026
  • sold: 0
  • quantity: 1
  • options: Ship-to-home

returns ribicycl:

  • policy: No Returns

seller ribicycl:

  • city: Draper, Utah
  • # reviews: 5498
  • rating: 99.6%

shipping ribicycl:

  • cost: $10.95
  • carrier: USPS
  • class: Standard
  • type: Calculated
  • service: USPS Ground Advantage
  • transit: 4-10 Days

general ribicycl:

  • Cycling > Bicycle Components Parts > Cranksets
  • condition: Used

payments ribicycl:

  • credit card: Diners-club
  • wallet: Apple-pay
  • other
part type: bike crank, crankarm length: 175 mm, compatible brand: for rotor,
category: sporting goods > cycling > bicycle components parts > cranksets, color: black, sku: 17984108533029751,
Rotor C02-098-19010-0 Is Similar To:
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4 offers $69.99–$80.00 USD
  • New. Offer #1 priced at $69.99 + $7.99 shipping estimate = $77.98* total. The R-Hawk checks all the standard boxes for an all-mountain/enduro crank Rotor R-Hawk Crank Arms at 170mm length in black.+$7.99 shipping
  • New. Offer #2 priced at $79.99 + $7.99 shipping estimate = $87.98* total. 175mm 452 g Rotor R-Hawk Crank Arms at 175mm length in black.+$7.99 shipping
  • Used. Offer #3 priced at $80.00 + $10.95 shipping estimate = $90.95* total. ROTOR R-Hawk crank arms, RHawk crank arm set, Style# , 8434366007885, 175mm crank arms, black MTB crank arms, mountain bike crank arm set.+$10.95 shipping
  • New. Offer #4 priced at $139.38 + $10.65 shipping estimate = $150.03* total. - Lightweight, modular 6082 aluminum arms with exceptional stiffness to weight ratio, with the ability to handle the demands of enduro and DH n- OCP direct mount rings allows the rider to configure to their optimum chainring position for maximum power transfer n- Axle spindle, spacer, DM ring and bottom bracket options available separately n- Due to inset bore location of the pedal threading, some flat pedals with a large inboard bearing may not be compatible with the crankset or crank boots.+$10.65 shipping

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