How much does 4 rotors cost?

Four rotors can cost as little as about $8 for basic drone propellers, a few hundred dollars for four car brake rotors with standard materials, or tens of thousands of dollars if you’re replacing helicopter rotor blades. Prices vary widely by type, material, brand, and whether installation is included.

Cost ranges by rotor category

The following ranges reflect typical consumer purchases in recent years. You’ll see wide variation based on quality, OEM versus aftermarket parts, and regional pricing.

• Car brake rotors (disc brakes): Expect roughly $25–$150 per rotor for standard aftermarket or OEM equivalents. Four rotors total about $100–$600. If you opt for high-performance or ceramic rotors, prices can rise, and labor for installation may add about $100–$300.


• Quadcopter/drone propellers (rotors): Common plastic propellers cost about $2–$15 per propeller; four rotors total around $8–$60. Higher-end carbon-fiber or metal propellers run roughly $15–$40 per propeller, giving a four-rotor set in the $60–$160 range.


• Helicopter/industrial rotor blades: These are specialized components with prices that can range from several thousand dollars to tens of thousands of dollars per blade, depending on the model and certification. Replacing all four blades is a major maintenance expense and can reach into the tens of thousands of dollars, not including installation or inspection costs.

Beyond the rotor itself, total cost often includes compatibility considerations, warranties, and any required hardware or adapters. Always confirm model compatibility and whether you’ll need professional installation for safety and performance.

What drives the price?

Several factors determine the final cost when buying four rotors for any application:

Type and application

The intended use (daily driving, hobbyist drone flying, or aviation-grade applications) largely determines price. Consumer drone props are inexpensive, car brake rotors sit in a mid-range, and aviation-grade rotor blades command premium due to safety and certification requirements.

Material and construction

Materials like cast iron, ceramic, or high-performance composites influence price. For drones, carbon-fiber or specialty plastics raise costs; for brakes, ceramic and cross-drilled discs cost more than standard cast iron discs.

Practical buying tips

To avoid overpaying or buying incompatible parts, consider these guidelines before purchasing four rotors:

• Check exact compatibility with your device (make, model, year) and confirm the correct rotor size and mounting pattern.


• Decide between OEM, aftermarket, or performance options and weigh warranties and customer support.


• Factor in installation labor or service fees if you’re not performing the replacement yourself.


• Compare total costs, including any required accessories (pads, calipers, adapters, or hub assemblies).

If you can specify the exact context—car brakes, drone props, or helicopter blades—we can give a tighter, up-to-date estimate tailored to your situation and region.

Summary

Four rotors span a wide price spectrum: basic drone propellers can cost under $10–$60 for four; car brake rotors typically total $100–$600 for four, plus potential installation fees; helicopter or industrial rotor blades can run into thousands per blade, with four blades costing tens of thousands or more. The precise price depends on the rotor type, material, brand, and whether you need professional installation or supplementary components. For the most accurate quote, identify the exact device and model, then compare official parts vs reputable aftermarket options.

How much to get 4 rotors replaced?

Replacing all four brake rotors typically costs between $600$ 600$600 and $1,200$ 1 comma 200$1,200, which includes parts and labor for most vehicles. However, the final price can vary significantly depending on factors like the vehicle's make and model, the quality of the parts used, and local labor rates. Luxury or performance vehicles will likely be on the higher end of this range or exceed it. 
Cost breakdown and factors

• Parts: Rotors alone can cost anywhere from $100$ 100$100 to $200$ 200$200 each, with larger trucks and SUVs having even more expensive parts. 
• Labor: Expect to pay around $150$ 150$150 to $200$ 200$200 per axle for labor, which is often done in conjunction with replacing the brake pads. 
• Vehicle type: The cost is higher for larger vehicles like trucks and SUVs, as well as for luxury or European models due to more expensive parts. 
• Part quality: Choosing between OEM (original equipment manufacturer) or high-performance parts versus standard aftermarket parts will change the final price. 
• DIY vs. professional: You can save on labor costs by doing the replacement yourself, but this requires the right tools and mechanical knowledge. 

What to do

• Get a quote: Obtain a quote from a few different mechanics to compare prices, considering the total cost including parts and labor. 
• Consider replacing pads too: It is often more cost-effective to replace both the rotors and the pads at the same time, as a full brake job is typically required for both axles. 
• Be wary of "too good to be true" deals: If a quote seems extremely low, it may be an indicator of lower-quality parts or a potential problem with the vehicle that could result in further damage. 

Can I drive with bad rotors?

No, you cannot safely drive with bad rotors, especially if they are cracked, as it is a major safety risk due to reduced braking performance and the potential for complete brake failure. Even minor issues like warping can cause vibrations and longer stopping distances, while severe damage can lead to the rotor snapping or the brakes failing completely, endangering you and others. You should get them replaced immediately, driving only for short, necessary trips at low speeds if you absolutely must. 
Dangers of driving with bad rotors

• Reduced braking performance: Worn or warped rotors can't create enough friction, which increases stopping distances and gives you less control over your vehicle. 
• Vibrations: Warped rotors will cause a pulsating or vibrating sensation in the brake pedal and steering wheel when you brake. 
• Increased wear: Bad rotors can accelerate the wear on brake pads and other brake components, potentially leading to more expensive repairs. 
• Risk of brake failure: A rotor can crack or snap, especially if it is worn too thin. This can jam the brake, cause a sudden stop, or even lead to a complete loss of braking on that wheel and potentially the whole system if a brake line is damaged. 
• Safety risk: The most significant danger is a higher risk of an accident due to your inability to stop quickly and effectively. 

You can watch this video to learn about the symptoms of bad brake rotors: 37sHonest Mechanic ColoradoYouTube · Jan 17, 2024
What to do if your rotors are bad

• Avoid driving: Do not drive the vehicle unless it is absolutely necessary. 
• Drive cautiously: If you must drive, do so at a low speed and avoid hard braking. 
• Seek immediate repair: Take your vehicle to a mechanic as soon as possible for an inspection and replacement. 
• Consider replacement: Depending on the damage, you may need to replace the rotors and pads on an axle to ensure balanced braking. 

This video explains when you might need to resurface or replace your brake rotors: 59sBudget MechanicYouTube · Nov 27, 2023

How much are 4 brake rotors?

On average, the cost of replacing all four brake rotors and brake pads can range anywhere from $300 to $800 for most vehicles. The cost of replacing brake drums and shoes can range from $250 to $400 per axle for most vehicles.

Is it worth it to replace rotors?

If rotors are scored, warped, or below minimum thickness, replacement is necessary to ensure safe braking and prevent uneven pad wear. Resurfacing rotors is possible if damage is minor. Always replace pads with rotors or after rotor replacement to maintain optimal contact.