TURNER PERFORMANCE PRODUCTS AX39-749 Blade Brake Rotor Rear 889849446855

( Brand: Turner Performance Products ), ( Manufacturer Part Number: AX39-749 ), ( Type: Brake Rotor ), ( Machine Type: Off-road Motorcycle ), ( Manufacturer Warranty: 1 Year ), ( Color: One Color ), ( UPC: 889849446855 )

Review TURNER PERFORMANCE PRODUCTS Blade Brake Rotor Rear

The **Turner Performance AX39-749 Blade Brake Rotor** is a high-performance, aftermarket brake rotor designed to deliver superior stopping power, enhanced durability, and a refined braking experience for performance-oriented vehicles. Engineered with precision, this rotor features a **blade-style design**, which optimizes heat dissipation and reduces thermal fade critical factors for drivers who demand consistent braking performance under demanding conditions, such as track days, aggressive driving, or heavy-duty towing. The rotor is crafted from **high-quality cast iron**, ensuring a robust and reliable structure while maintaining a balanced weight distribution that minimizes unsprung mass, thereby improving overall vehicle dynamics and handling. Its **vented blade design** not only enhances cooling efficiency but also reduces brake dust and warping, which are common issues with traditional solid rotors, particularly in high-performance applications. The AX39-749 is meticulously machined to meet or exceed OEM specifications, ensuring a seamless fitment with minimal modifications required, though it is recommended for use with compatible high-performance brake pads and calipers to maximize performance. Whether installed on a muscle car, a high-end sports sedan, or a modified truck, this rotor is engineered to elevate braking performance, providing a firmer, more responsive feel while maintaining stability and control. Turner Performance s reputation for innovation and engineering excellence is evident in this rotor, making it a standout choice for enthusiasts seeking a balance of strength, precision, and reliability in their braking system.

**Pros and Cons of buying a Turner Performance AX39-749 Blade Brake Rotor (Rear)**

The Turner Performance AX39-749 Blade Brake Rotor is a high-performance aftermarket rotor designed for vehicles that require enhanced braking capabilities. Here are the key advantages:

1. **Improved Braking Performance:** The blade design features aggressive grooves and slots that help disperse heat more efficiently and reduce brake fade under heavy or prolonged braking. This is particularly beneficial for performance driving, towing, or aggressive stop-and-go traffic.

2. **Enhanced Heat Dissipation:** The blade design increases the rotor s surface area, allowing it to dissipate heat more effectively than traditional solid rotors. This can extend the life of your brake pads and calipers by reducing thermal stress.

3. **Durability:** Turner Performance rotors are constructed from high-quality materials, often including forged steel or other alloys, which makes them more resistant to warping and cracking compared to stock rotors. The AX39-749 is designed to handle high temperatures and heavy loads.

4. **Compatibility:** This rotor is designed to fit specific vehicles, ensuring a proper fit and optimal performance. Turner Performance provides detailed compatibility lists, reducing the risk of installation issues.

5. **Aesthetic Appeal:** The aggressive blade design adds a sporty look to your vehicle, which can be appealing if appearance is a consideration.

6. **Reduced Brake Dust:** The blade design can help minimize brake dust buildup on wheels, keeping them cleaner for longer periods.

7. **Compatibility with Performance Brake Systems:** If you re upgrading your braking system with performance brake pads, calipers, or fluid, these rotors will complement those upgrades by providing a balanced and effective braking solution.

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1. **Cost:** Aftermarket performance rotors like the AX39-749 are more expensive than stock rotors. The price reflects the materials, design, and performance benefits, but it can be a substantial investment, especially if upgrading both front and rear rotors.

2. **Noise:** The blade design can generate more brake squeal or noise, particularly when new or if not paired with compatible brake pads. This noise may persist until the pads break in or may require additional adjustments.

3. **Maintenance Requirements:** Performance rotors and pads may wear out faster than stock components, especially under heavy use. This means more frequent inspections, pad replacements, and potentially rotor resurfacing or replacement.

4. **Potential for Warping:** While Turner Performance rotors are designed to resist warping, they are still more susceptible to it than some high-end cross-drilled or slotted rotors, particularly if subjected to extreme heat or heavy braking over time. Regular inspections are recommended.

5. **Installation Complexity:** Upgrading to aftermarket rotors may require professional installation, especially if you re also upgrading calipers or brake lines. Improper installation can lead to issues like uneven braking or damage to the rotor.

6. **Weight:** Performance rotors are often heavier than stock rotors, which can slightly reduce fuel efficiency and affect vehicle handling dynamics, though the impact is usually minimal.

7. **Limited Compatibility:** While Turner Performance provides compatibility lists, there may be slight variations in fitment depending on the specific model year or trim of your vehicle. Always verify compatibility before purchasing.

8. **Potential for Overkill:** If you don t engage in heavy braking or performance driving, the benefits of the AX39-749 may not be fully realized. For daily drivers with mild braking demands, stock rotors or more modest upgrades might suffice.

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The Turner Performance AX39-749 Blade Brake Rotor is an excellent choice for enthusiasts, performance drivers, or those who frequently engage in heavy braking scenarios such as towing, track use, or aggressive driving. Its blade design delivers superior heat dissipation, improved braking performance, and durability, making it a worthwhile investment for those prioritizing braking power and longevity. However, the higher cost, potential noise, and increased maintenance requirements should be carefully considered.

If your primary needs are everyday driving with occasional spirited stops, you might find that a more budget-friendly rotor or a different performance rotor design (such as cross-drilled or slotted) would better suit your needs without the extra cost. For those who demand the best in braking performance and are willing to invest in their vehicle s safety and capability, the AX39-749 is a strong recommendation.

- You frequently engage in heavy braking, towing, or performance driving.

- You are upgrading your braking system as part of a larger performance or safety enhancement.

- You are willing to invest in high-quality components that will provide long-term benefits.

- You have verified compatibility with your vehicle and are prepared for potential noise and maintenance requirements.

- Your driving habits are mild and do not require the advanced performance features of the AX39-749.

- You are on a tight budget and can achieve similar results with a more affordable rotor or stock upgrade.

- You are uncomfortable with the potential for brake noise or increased maintenance needs.

Details:

Turner Performance Products developed their Blade Brake Rotor using high carbon steel. Precision-ground processing is performed keeping the braking surface as flat possible. Turner Performance Products Blade Brake Rotor - Rear AX39-749: rotors are a vital part of your motorcycles Performance.

part #: ax39749 price

• $75.68

specifications motorcyclepadus:

• brand: Turner Performance Products
• mpn: Ax39-749
• type: Brake Rotor
• machine type: Off-road Motorcycle
• manufacturer warranty: 1 Year
• color: One Color
• upc: 889849446855

offer motorcyclepadus:

• availability: In Stock
• quantity: 4
• sold: 0
• options: Ship-to-home
• started: April 25, 2026

returns motorcyclepadus:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

shipping motorcyclepadus:

• transit: 4-9 Days
• cost: $0.00
• type: Fixed
• class: Economy, Standard
• service: Economy, Standard

seller motorcyclepadus:

• city: Salt Lake City, UT
• # reviews: 53920
• rating: 99.8%

payments motorcyclepadus:

• other
• credit card: Visa
• wallet: Google-pay

general motorcyclepadus:

• condition: New
• Motorcycle Scooter Parts Accessories > Brakes Brake Parts > Brake Pads

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