SKU: 57969144463

2-Piece Floating Rear Brake Rotor Upgrade Kit for F8X M2/M3/M4

Sale price$754.92 Regular price$838.80
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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20

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Description

2-Piece Floating Rear Brake Rotor Upgrade Kit for F8X M2/M3/M4PRODUCT DESCRIPTIION: The 034Motorsport 370mmx24mm 2 Piece Floating Rear Brake Rotor Upgrade Kit for the BMW F8x M2 M3 M4 is a complete replacement brake rotor kit, designed to work flawlessly with the factory rear calipers found on the BMW F8x M2 M3 M4. Weighing in at approximately 20. 6lbs, our lightweight design retains proper thermal mass in the rings to adequately capture heat, while utilizing 72 directionally curved vanes to forcefully flow cool


PRODUCT DESCRIPTIION:

The 034Motorsport 370mmx24mm 2-Piece Floating Rear Brake Rotor Upgrade Kit for the BMW F8x M2/M3/M4 is a complete replacement brake rotor kit, designed to work flawlessly with the factory rear calipers found on the BMW F8x M2/M3/M4.

Weighing in at approximately 20.6lbs, our lightweight design retains proper thermal mass in the rings to adequately capture heat, while utilizing 72 directionally curved vanes to forcefully flow cool air through the rotor to dissipate heat.

The central hat portion of the 034Motorsport rotor is made of 6061-T6 aircraft specification aluminum. The disc is constructed out of a proprietary metal alloy that can withstand immense braking temperatures while holding form allowing hard street use and long days at the track allowing you to drive versus working on the car. The rotor utilizes 72 directionally curved vanes to forcefully flow cool air through the rotor to dissipate heat, and improvement over the cooling of the factory rotor

The face of the rotor utilizes J-Slot slots to clean the pad and surface of contaminants and allows hot pad outgassing, all while reducing overall braking noise compared to a traditional slotted rotor.

The rotor and hat have a floating mount system that utilizes high strength alloy steel bobbins. The pins take the load from braking actions while maintaining the axial and radial float between the hat and disc, allowing for safe expansion and contraction from heat.

FEATURES:

  • Lightweight Construction (20.6lb 034Motorsport Rotor), the Same Weight as OEM but With Improved Cooling and Metallurgy
  • Floating Bobbins, 2-Piece Design with radial and Lateral Expansion Capability, OE Only Allows Radial Expansion
  • Aerospace Grade Aluminum Hats
  • CM-250 Special Alloy Rotor Rings Designed Specifically for Hard Street and Track Use, OE Replacement Rotors Can Warm Under These Conditions
  • J-slotted Friction Face versus OEM drilled which can crack
  • OEM Fitment & Functionality
  • 72 Curved Vanes Force Cooling Air through Brake Disc
  • Replaceable Rotor Rings Which Saves Money Over OEM Replacement in the Long Run
  • Lower Long-term Maintenance Cost

WHAT'S INCLUDED:

  • 370x24 Left Rotor
  • 370x24 Right Rotor
  • Installation and Break-in Instruction Sheets

OE PART INTERCHANGE:

  • 34 11 2 284 809 (L)
  • 34 11 2 284 810 (R)

 

Make Model Years Chassis
BMW M2 LCI 2016-2019 F87
BMW M3 2012-2015 F80
BMW M3 LCI 2015-2018 F80
BMW M4 2013-2017 F82
BMW M4 LCI 2016-2019 F82
BMW M4 2013-2017 F83
BMW M4 LCI 2016-2019 F83
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 57969144463

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4.0 ★★★★★
Based on 19 reviews
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Shein
New York, US
★★★★★ 5
Worth it! No more mess
My puppy loves to eat disposable pads and vomits after (I do not have time to wash reuseable ones; also, the smell it leaves in the washer is a nono). I go through around at least 4 pads a day (bleeding money) and constantly hadb to tuck them under the playpen hoping he doesn't get a piece of it. But when he started to dig through the pad even when it was on a regular pad holder, i lost it. This right here, he cant do anything! I get to only use 1 disposable pad a day: every morning, i take out the top mesh part, spray it down with odor eliminator/disinfectant, wait few minutes, and then spray down everything with a garden hose. Tap a bit, wipe it down with just 1 paper towel and put it back over a fresh pad. When he poops, i just pick it up like how i pick poop outside and then disinfect the area. My boy Lucas doesnt stink anymore (he tend to sit on the other pad holder where pee is still wet), and i dont have to go outside of the heat. $55 is well worth it in the long run. ⚠️CAUTION⚠️ *Make sure your pet has short nails. Long nails that curves down will get stuck in the holes. If they get startled and twist themselves, BIG PROBLEM. Please dont indirectly hurt your doggie. Edit: newest set up in the pic. He pees and poops exclusively there now since introduced.
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Reviewed in the United States on August 22, 2024
E
Verified Purchase
Elizabeth
Alexandria, US
★★★★★ 5
Good quality and definitely worth it for energetic dogs.
Color: Orange
The automatic moving and rolling action really grabs my dog’s attention, and the rope adds extra fun for chasing and playing. It helps reduce boredom and keeps my dog mentally stimulated, especially when indoors. The motion activation works well, and it’s a fun and engaging toy overall.
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Reviewed in the United States on May 3, 2026
J
Verified Purchase
Jason Dong
Battle Creek, US
★★★★★ 5
my dogs love it
Color: Orange
This interactive toy has been a lifesaver for keeping my furry friend occupied. It moves around in unpredictable ways, which really keeps him engaged and guessing. The rope attachment is a nice touch, allowing for a bit of tug-of-war when he's feeling energetic. It's durable enough to withstand his enthusiastic play, which is a huge plus. I've noticed he's less anxious and destructive when I'm not home since he has this to play with. Definitely a great purchase for any dog owner looking to provide some mental stimulation.
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Reviewed in the United States on April 25, 2026
D
Verified Purchase
Douglas J
Carnegie, US
★★★★★ 5
How many dog toys have you bought that just laid on the floor unused?
Color: Orange
New husky has more energy than an entire pre-school - even being walked more than three miles a day wasn’t sufficient to drain her excess energy. I threw the dice on this - and it’s AWESOME. Comes with an extra rope and an extra side piece. Rechargeable with a USB-C cable. When you turn it on, the blue LEDs flash, the entire device buzzes, bounces, and races back and forth across the floor. After a couple of days of uncertainty, my new husky LOVES this. She chases it around, grabs it by the attached rope and carries it from room to room. After a short bit of activity, the toy goes into ‘sleep’ mode, until either the dog touches it again or a timer has elapsed, and then it fires up and starts buzzing and racing around the floor again. From a full charge, the toy will keep your dog entertained all day. Bright orange color makes it much easier to find when it’s rolled behind the toilet (as it did this afternoon). Sturdy. Highly resistant to chew damage. If this one wears out or breaks, I’ll absolutely get another one.
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Reviewed in the United States on April 20, 2026
G
Verified Purchase
Grant
Dallas, US
★★★★★ 4
Puppy interactive toy
Color: Orange, Color: Orange
It’s a great toy as it keeps my 5 month old puppy very entertained! It is pretty hardy and made of good material as she tries to throw it around and chew it. She does swing it around and the hard part will hit her. She doesn’t seem bothered by it tho lol good size and minimum noise When I first introduced her to it she was a little scared but now she gets excited to play with it once it finishes charging.
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Reviewed in the United States on May 2, 2026

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