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Eliminate rear-end slop and restore drivetrain precision with the SuperPro SPF3856K Rear Differential Mount Bushing Kit. Designed to replace the weak, failure-prone factory rubber bushings, this upgrade reduces unwanted differential movement under load—enhancing throttle response, traction, and overall driving feel.
SuperPro’s polyurethane delivers long-lasting performance while retaining OEM ride comfort and NVH isolation. Whether you're building a street sleeper or track-ready Z/G car, this is a critical reliability and performance upgrade.
Key Features:
Polyurethane rear differential-to-subframe bushing replacement
Reduces drivetrain play and noise during acceleration/deceleration
Improves rear grip, throttle response, and chassis feel
Maintains OEM levels of comfort and NVH isolation
Durable in high-heat and high-load environments
Precision-engineered in Australia
Backed by SuperPro’s Lifetime Warranty
Vehicle Compatibility:
Infiniti G35 (2003–2008) – Base, Journey, Sport
Infiniti G37 (2008–2013) – Base, Journey, Sport, IPL
Nissan 350Z (2003–2009) – All trims including Nismo, Touring, Enthusiast, Track
Nissan 370Z (2009–2020) – All trims including Nismo, Sport, Touring, Heritage, Tech editions
What’s Included:
Polyurethane differential mount bushings (rearward mounts)
Sleeves and hardware (where applicable)
Full installation instructions
Why SuperPro?
SuperPro is the global leader in advanced suspension bushings with nearly five decades of experience. Engineered for demanding conditions, their polyurethane bushings maintain consistent performance throughout their life while improving handling, traction, and component lifespan.
We are open Monday-Friday from 8am-6pm EST
Yes, customers located in and around the the Piedmont area are welcome to pick up their items from our retail location during normal business hours. Our address is:
Elite Race Fab
1514 Holbrook St Suite D-F
Greensboro, NC 27403
Elite Race Fab offers free ground shipping & handling to our retail customers within the lower 48 contiguous United States on most orders totaling $159.99 and higher, when the item being purchased is not a Freight/LTL item! Orders under $159.99 will be subject to a nominal $13.99 Flat shipping charge. Some exceptions and/or exclusions apply, in those scenarios you will be advised of any additional charges in the item details/description stating shipping exclussions/freight shipping required etc.
In regards to expedited and international shipping each order will need to be quoted on a case by case basis. You can obtain a quote two ways:
- From your shopping cart select "Request a Quote" prior to placing your order. We will review your proposed order and promptly respond with shipping estimates.
- Complete your order ahead of time indicating either expedited or international shipping during the checkout process. We will promptly determine shipping rates for your order and email you for approval and additional payment.
-Give us a call and we can ensure your item is shipped right then, to ensure you have it in time for your deadline.
We have been committed to offering all of our customers the lowest pricing throughout our website day in and day out. We value your business so much that we go a step further than our competitors. We use a third party software that proactively monitors all our competitor's websites/pricing so that we can make adjustments accordingly if needed to have the lowest prices. Thats right, no need to spend hours searching for the lowest prices, as ours will be the lowest.
As far as price matching, we dont want to write a check we cant cash, but we certainly want to earn your business. With that said, we will go above and beyond to match our competitor's pricing when it is needed. Simply email us, click the live contact button, or give us a call and be sure to have a link to our competitor's site and please factor in any shipping and handling their website will be charging. We will then ensure you get the lowest price, and either match or beat their pricing.
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