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20+ Years of Alcon Experience. FREE SHIPPING on all Brake Kits (USA) - Open M-F 8-5
20+ Years of Alcon Experience. FREE SHIPPING on all Brake Kits (USA) - Open M-F 8-5

DBA 09+ Infiniti FX50 4000 Series Slotted Uni-Directional Rear Rotor

by DBA
SKU DBADBA42339S
Save 15% Save 15%
Original price $282.97 USD
Original price $282.97 USD - Original price $282.97 USD
Original price $282.97 USD
Current price $239.44 USD
$239.44 USD - $239.44 USD
Current price $239.44 USD
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PRODUCT INFORMATION

DBA's 4000 Series T3 rotors feature our best technology and materials for maximum performance. High carbon & heat treated iron, patented Kangaroo Paw ventilation and Tri-symmetrical slotting makes for the perfect direct replacement rotor

This Part Fits:

Year Make Model Submodel
2009-2010,2012-2013 INFINITI FX50 Base
2012 INFINITI M35h Base
2011-2012 INFINITI M37 Base
2011-2013 INFINITI M37 X
2011 INFINITI M56 Base
2011-2013 INFINITI M56 X
2015,2017 INFINITI Q50 Base
2020 INFINITI Q50 Edition 30
2018 INFINITI Q50 Hybrid Luxe
2015,2017 INFINITI Q50 Hybrid Premium
2015 INFINITI Q50 Hybrid Sport
2018-2022 INFINITI Q50 Luxe
2015,2017 INFINITI Q50 Premium
2018-2021 INFINITI Q50 Pure
2017-2022 INFINITI Q50 Red Sport 400
2021-2022 INFINITI Q50 Sensory
2019,2021 INFINITI Q50 Signature Edition
2015,2017-2020 INFINITI Q50 Sport
2019-2020 INFINITI Q60 Luxe
2019-2020 INFINITI Q60 Pure
2019-2020 INFINITI Q60 Red Sport 400
2014-2016 INFINITI Q70 3.7
2014-2016 INFINITI Q70 5.6
2014-2016 INFINITI Q70 Hybrid
2015-2017 INFINITI Q70L 3.7
2015-2017 INFINITI Q70L 5.6
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Frequently asked questions on Alcon Brakes

Why buy from Alconkits.com?

Can I buy Alcon Brakes and parts somewhere else?

Yes, some general automotive retailers and online marketplaces may list Alcon brake kits or individual components. However, Alcon brake systems are engineered, vehicle-specific systems, not commodity parts.

When purchased from Alconkits.com, you are buying directly from a specialist Alcon distributor with deep application knowledge, fitment validation experience, and long-term service support. This ensures you receive the correct configuration, pad compound guidance, wheel-clearance assistance, and ongoing support throughout the life of the brakes.

Why should I buy this kit from Alconkits.com instead of a retailer like eBay or Amazon, or marketplace?

Alconkits.com specializes exclusively in Alcon brake systems. We are not a general parts reseller.

When you buy from Alconkits.com, you get:

  • Application-specific guidance for heavy trucks like the Ram TRX
  • Fitment advice on your brakes to ensure they clear your wheels with guaranteed compatibility with your vehicle.
  • Wheel-fitment and clearance validation support
  • Pad compound recommendations based on real-world use (street, off-road, towing, track)
  • Access to replacement pads, rotors, seals, and service parts long after purchase
  • Lifetime technical support from Alcon brake specialists

Most marketplaces can sell a box. We support the entire brake system lifecycle for as long as you own it.

What makes Alcon big brake kits different from other aftermarket brake options?

Alcon brake kits are engineered systems, not assembled collections of parts.

Each kit is designed with:

  • Vehicle-specific caliper piston sizing
  • High-mass rotors for thermal capacity on heavy vehicles
  • Motorsport-grade materials and manufacturing processes
  • Compatibility with factory ABS, traction control, and master cylinder

This results in more consistent pedal feel, better heat management, and superior durability compared to budget or generic big brake kits.

Are Alcon brake parts “one-size-fits-all”?

No. Alcon brake kits are application-specific.

Vehicle weight, intended use, rotor size, caliper configuration, and pad compound all matter—especially on high-performance cars and trucks. Selecting the wrong configuration or pad compound can reduce braking performance, increase noise, or accelerate wear.

This is why buying from the specialist distributor, Alconkits.com, matters.

What type of driver is DBA 09+ Infiniti FX50 4000 Series Slotted Uni-Directional Rear Rotor for?

Manufactured by DBA, we recommend this as being suitable for the following driving styles:

After purchase support questions.

What happens if I need pads, rotors, or service parts in the future?

This is THE question to ask. Alcon brake systems are fully serviceable.

When you purchase from Alconkits.com, you have long-term access to:

  • Replacement brake pads
  • Replacement rotors
  • Seal kits and service components
  • Technical guidance for maintenance and service intervals

This is a major advantage over marketplace sellers who may not support the product after the sale. We know what fits, we stock it, and we don't sell you parts you don't need.

Why does this Alcon brake kit cost more than stock brakes or some aftermarket options?

Alcon brake kits are built to deliver higher performance, durability, and consistency than OEM or budget aftermarket brakes.

The cost reflects:

  • Larger, higher-mass rotors for heat control
  • Precision-machined multi-piston calipers
  • Motorsport-grade materials and testing
  • Long-term serviceability and support

This is not a cosmetic upgrade—it is a functional braking system designed for demanding use.

Is Alconkits.com an authorized Alcon distributor?

Yes. Alconkits.com is an authorized and specialist Alcon distributor with one of the largest Alcon-focused catalogs and knowledge bases available.

Our team has extensive experience supporting Alcon brake systems across trucks, SUVs, performance cars, and specialized applications.

What kind of support is available if I have questions before or after purchase?

Alconkits.com provides lifetime technical support for Alcon brake systems purchased through us.

Our support resources include:

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Brakes are a critical system—our goal is to make sure you get it right.

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