SKU: 94698546145

034 Rear Differential Carrier Mount Insert Kit | B8 | C7

Sale price$173.66 Regular price$192.96
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Description

034 Rear Differential Carrier Mount Insert Kit | B8 | C7034Motorsport is pleased to present our new Billet Aluminum Rear Differential Carrier Mount Insert Upgrade for the B8 Audi A4 S4 RS4, A5 S5 RS5, Q5 SQ5 & C7 Audi A6 S6 RS6, A7 S7 RS7, as well as the D4 Audi A8 S8! The factory Audi rear differential carrier bushings have voids in the rubber damping medium, which results in excessive rear differential movement (twisting) under load. This movement allows for unwanted drivetrain slop (and sometimes

034Motorsport is pleased to present our new Billet Aluminum Rear Differential Carrier Mount Insert Upgrade for the B8 Audi A4/S4/RS4, A5/S5/RS5, Q5/SQ5 & C7 Audi A6/S6/RS6, A7/S7/RS7, as well as the D4 Audi A8/S8! The factory Audi rear differential carrier bushings have voids in the rubber damping medium, which results in excessive rear differential movement (twisting) under load. This movement allows for unwanted drivetrain slop (and sometimes clunks) that can be observed when accelerating, decelerating, and shifting.

These billet aluminum inserts are designed to fill the voids in the factory B8 Audi A4/S4/RS4, A5/S5/RS5, Q5/SQ5 & C7 Audi A6/S6/RS6, A7/S7/RS7 rear differential carrier mounts, and limit rear differential movement without sacrificing ride quality or introducing any additional noise, vibration, or harshness into the cabin. By filling the voids in the factory mounts, these inserts eliminate the associated slop and ensures that you're experiencing smoother shifting and throttle transitions, and an improved driving experience.

Installation is very simple, can be performed in minutes, and is completely reversible.

Features:
  • CNC-Machined Billet Aluminum Construction with Clear Anodized Finish
  • Application-Specific Design for Optimal Fitment and Performance
  • Engineered to Fill Voids In Factory Rear Differential Mounts
  • Drastically Reduces Rear Differential Movement During Shifting, Acceleration, and Deceleration
  • Improves Shifting Feel, Resulting in Crisper Shifts
  • Will Not Cause Additional NVH Transfer Inside Cabin
  • Easy, Straightforward Installation Takes Minutes!
What's Included:
  • 034Motorsport Billet Aluminum Rear Differential Carrier Mount Insert Pair
Installation Instructions:
Fitment:
  • 2009 - Present Audi A4 (B8)
    • Quattro Models Only
  • 2010 - Present Audi S4 (B8)
  • 2013 - Present Audi RS4 (B8)
  • 2008 - Present Audi A5 (B8)
    • Quattro Models Only
  • 2008 - Present Audi S5 (B8)
  • 2013 - Present Audi RS5 (B8)
  • 2008 - Present Audi Q5/SQ5 (B8)
  • 2012 - Present Audi A6 (C7)
    • Quattro Models Only
  • 2012 - Present Audi S6 (C7)
  • 2012 - Present Audi RS6 (C7)
  • 2012 - Present Audi A7 (C7)
    • Quattro Models Only
  • 2012 - Present Audi S7 (C7)
  • 2012 - Present Audi RS7 (C7)
  • 2010 - Present Audi A8 (D4)
    • Quattro Models Only
  • 2012 - Present Audi S8 (D4)

Installs Into:

  • 8K0 599 257N / 8K0599257N

Founded in 2005, 034 Motorsport is driven by the passion to bring motorsport-quality performance products and tuning to your Audi and Volkswagen vehicles.

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: 94698546145

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Yahaira Gonzalez
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★★★★★ 5
Favorite bones for my dog
Size: Small, Color: Pink
Dog favorite bones, but broken fast pink bone. I buy multiple times.
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Reviewed in the United States on June 7, 2026
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Jamie Long
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★★★★★ 5
Great for a teething puppy
Size: Small, Color: Pink
This is one of the best training collars we have used. So good that we ordered a second one so each dog has one and we have recommended it to several other people. It has 3 options, beeping, vibration and shock. Each option has several different settings. The collar comes in many different colors. It is very sturdy and it is waterproof. It is adjustable and the clip is very sturdy. I had previously bought a different training collar that did not phase my dog in the slightest and was a complete waste of money. It always seemed to be low on battery even after charging, this one however lasts like a week after charging. I will continue to use this brand for sure
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Reviewed in the United States on June 8, 2026
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Sage & Second Chances
Belleville, US
★★★★★ 5
The Toy Annie Always Comes Back To
Size: X-Small, Color: Pink
⭐⭐⭐⭐⭐ These have become one of Annie's all-time favorite toys. Annie is a tiny 4-pound dog, and she can be surprisingly picky about toys. She has a basket full of options, but she consistently comes back to her nubby Nylabones. I think the size and texture are a big part of why she likes them so much. They're easy for her to carry around, chew on, and play with by herself. Whenever I buy a new one, it quickly becomes part of her regular toy rotation. As a small-dog owner, I appreciate finding toys that are appropriately sized and actually get used instead of being ignored after a few days. If you have a tiny dog who loves to chew, these are definitely worth trying. They've been a favorite in our house for a long time.
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Reviewed in the United States on May 30, 2026
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Diana Scharnus
Alexandria, US
★★★★★ 4
Dogs love these!
Size: Small, Color: Pink
My miniature Goldendoodle puppies love these! The only drawback is after several weeks of chewing, the bones develop pretty sharp edges long before the actual bone has been worn down. At that point, they are dangerous for the dog’s gums and must be thrown away.
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Reviewed in the United States on June 3, 2026
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princeton von d
Cuba, US
★★★★★ 5
🦴 Micro Bone, Major Relief; Perfect Puppy Teething Chew Toy
Size: X-Small, Color: Blue, Size: X-Small, Color: Blue
🐾 Hi, I’m PVD; teething survivor, nub enthusiast, and gum massage advocate. This tiny blue bone was my day-one favorite from 8 weeks to 5.5 months, it handled every chew session, tantrum, and tooth eruption with dignity. I’ve officially “aged out,” but I still salute it. ⭐ Why it earned 5 stars: ✔️ Perfect XS size for toy breed jaws ✔️ Soft on sore gums, durable enough for dramatic chewing ✔️ Ridges + nubs = mouth spa treatment ✔️ Chilling it = elite teething relief ✔️ Kept me busy and prevented chewing on illegal things (furniture, shoes… mother) 🌀 Why I’m now gracefully retiring it (but still recommending): ✘ Jaw strength and confidence grew but I didn’t vibe with the larger size versions (tried and rejected them with judgment) ✘ Texture now too gentle for my post-teething chew style ✘ Advanced chewers may get bored once the rage-chewing era passes ✘ I get gum relief via Nylabone Nubz edible chews now Best For: • XS-Small breed puppies, especially under 5 lbs • Teething stages + gum relief • Delicate chewers or fur babies still in the love-bite phase • First-time puppy parents (trust me, this bone prevents household drama!) • 8 weeks–6 months old 🚫 Not for adult teeth or advanced chew techniques. 📝 Final Re-Barks: Iconic starter bone for toy breed pups. Affordable, safe, and genuinely soothing during teething chaos. It carried me through the hardest months (and saved several legs; both human and furniture). I’ve outgrown it; but I’ll forever endorse it for the next generation of tiny chewers. — PVD (Tiny Tooth Graduate, Former Chew Therapy Success Story 🧊🦴)
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Reviewed in the United States on September 17, 2025

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