KYB
Mount Components

KYB SM5925 Suspension Shock Absorber Mount - Rear Upper

Brand KYB SM5925
Position Rear Upper
Product line Mount Components
Fits Mazda · 13 vehicles

OE quality replacement. Designed for each application with a direct-fit approach.

Noise and vibration reduction. Cushions road impacts to help smooth suspension response.

Steering support. Bearing plate design helps maintain steering performance and alignment.

Cross-references BCKE28380 for the same application. See all 1.

$76.93Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Suspension Shock Absorber Mounts are typically replaced in pairs, axle by axle.
Order total $76.93
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

KYB Rear Upper Strut Mount for Mazda

KYB SM5925 is a rear upper suspension shock absorber mount built for select Mazda applications. It replaces worn vibration insulators that can transmit noise, harshness, and road impact into the cabin.

Key Features

  • OE-quality replacement strut mount from KYB Mount Components
  • Helps isolate vibration and reduce suspension noise
  • Supports rear upper mounting points for proper suspension function
  • Designed for select Mazda 3, Mazda CX-30, and Mazda MX-30 EV applications
  • Part number SM5925 for accurate ordering and catalog lookup

Detailed Description

KYB SM5925 is a rear upper suspension shock absorber mount engineered for Mazda vehicles that use this mounting location. KYB’s Mount Components line focuses on replacing aged vibration insulators with OE-style parts that restore a more controlled ride feel. On applications such as the Mazda 3, Mazda CX-30, and Mazda MX-30 EV, the rear upper mount helps absorb road shock and reduce the vibration that worn mounts can pass into the body.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

  • Clunking or knocking from a worn rear upper mount
  • Excess cabin vibration from hardened suspension insulators
  • Harsh impact transfer over bumps and rough pavement
  • Reduced suspension refinement on the rear upper mounting point
  • Fitment issues when replacing a damaged Mazda rear strut mount

Installation Notes and Tips

  • Fits 2021-2024 Mazda 3, Rear Upper; Japan Built; Mount Components
  • Fits 2020-2024 Mazda CX-30, Rear Upper; Mount Components
  • Fits 2022-2023 Mazda MX-30 EV, Rear Upper; Mount Components
  • Fits 2019-2020 Mazda 3, Rear Upper; New Part Number, Available 2nd Quarter; Mount Components
  • Confirm rear upper mount location and vehicle build details before ordering

Quality Assurance

KYB designs Mount Components as OE-quality replacement parts for application-specific fitment and suspension performance. SM5925 is part of KYB’s strut mount and bearing plate lineup, which is recognized for consistent replacement quality in suspension service.

This part fits 13 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2024Mazda3Rear UpperJapan Built; Mount Components
2024MazdaCX-30Rear UpperMount Components
2023Mazda3Rear UpperJapan Built; Mount Components
2023MazdaCX-30Rear UpperMount Components
2023MazdaMX-30 EVRear UpperMount Components
2022Mazda3Rear UpperJapan Built; Mount Components
2022MazdaCX-30Rear UpperMount Components
2022MazdaMX-30 EVRear UpperMount Components
2021Mazda3Rear UpperJapan Built; Mount Components
2021MazdaCX-30Rear UpperMount Components
2020Mazda3Rear UpperNew Part Number, Available 2nd Quarter; Mount Components
2020MazdaCX-30Rear UpperMount Components
2019Mazda3Rear UpperNew Part Number, Available 2nd Quarter; Mount Components
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
BCKE28380