HomeDriveline and Axles > CV ComponentsTrakMotive MB-8040 CV Axle Shaft - Rear Right
Part #: MB-8040

TrakMotive MB-8040 CV Axle Shaft - Rear Right

CV Axle Shaft, Rear Right
⚙️ 13 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦CV Axle Shaft, Rear Right
🚗Fitment: Mercedes-Benz, C300 and C400
🔄Easy Returns — Return within 60 days for a full refund
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Overview of TrakMotive CV Axle Shaft MB-8040

The TrakMotive CV Axle Shaft MB-8040 is engineered for reliable driveline performance in select Mercedes-Benz models. Designed specifically for the C43 AMG, C300, and C400, this new axle shaft ensures precise fitment and durability for your vehicle's front-wheel drive system.

  • Compatible with Mercedes-Benz C43 AMG, C300, and C400 models
  • Includes axle nut with stake locking type for secure installation
  • Neoprene boot material for enhanced joint protection
  • Inboard and outboard spline connection style for reliable torque transfer
  • Overall compressed length of 30.94 inches (786 mm) for exact fit

TrakMotive CV Axle Shaft Product Line Details

The TrakMotive CV Axle Shaft product line focuses on delivering new, high-quality constant velocity components designed to meet OEM specifications. This line emphasizes precise spline counts and connection styles, such as the 27-spline inboard and outboard shafts found in the MB-8040, ensuring compatibility and performance for specific vehicle applications like the Mercedes-Benz C-Class models.

Technical Specifications and Features

The MB-8040 CV Axle Shaft features a male inboard joint type with a spline shaft connection style, providing a secure and efficient transfer of power. The axle nut included is a hex head type with a 34.6 mm (1.36 inch) hex size and a height of 23 mm (0.91 inch), designed with a stake locking mechanism to prevent loosening during operation. The neoprene boot material offers resistance to wear and environmental factors, protecting the joint from contaminants and extending service life.

Common Applications and Problem Resolution

  • Replacement for worn or damaged CV axle shafts in Mercedes-Benz C43 AMG, C300, and C400
  • Addresses issues such as axle shaft vibration or clicking noises during turns
  • Solves grease leakage problems caused by torn or degraded boots
  • Restores proper drivetrain function after joint wear or failure
  • Prevents axle nut loosening with included stake locking axle nut

Installation Notes and Tips

When installing the TrakMotive MB-8040 CV Axle Shaft, ensure the axle nut is torqued to manufacturer specifications and properly staked to secure the locking mechanism. Verify spline alignment on both inboard and outboard connections to avoid premature wear. The neoprene boot should be inspected for proper seating to maintain joint protection. This part is designed for direct replacement on compatible Mercedes-Benz models, minimizing installation complexity.

Quality Assurance and Warranty

The TrakMotive CV Axle Shaft MB-8040 is a new component manufactured to meet or exceed OEM standards. It includes a stake-type locking axle nut to enhance reliability. While specific warranty details are not provided, TrakMotive products typically undergo rigorous quality control to ensure durability and fitment accuracy for Mercedes-Benz C43 AMG, C300, and C400 vehicles.

BrandTrakMotive
Part NumberMB-8040
PositionCV Axle Shaft, Rear Right
Abs Tone Ring IncludedNo
Axle Nut Head TypeHex
Axle Nut Height (in)0.91
Axle Nut Height (mm)23
Axle Nut Hex Size (in)1.36
Axle Nut Hex Size (mm)34.6
Axle Nut IncludedYes
Axle Nut Length (in)1.57
Axle Nut Length (mm)39.95
Axle Nut Locking TypeStake
Axle Nut Thread SizeM26*1.5
Boot MaterialNeoprene
Inboard Joint TypeMale
Inboard Shaft Connection StyleSpline
New Or RemanufacturedNew
Number Of Inboard Splines27
Number Of Outboard Splines27
Outboard Joint TypeConventional
Outboard Shaft Connection StyleSpline
Overall Compressed Length (in)30.94
Overall Compressed Length (mm)786

This part fits 13 vehicles. Search below:

YearMakeModelBody TypeDrive TypePositionNotes
2021Mercedes-BenzC300CoupeAWDRear RightStandard Duty Replacement; CV Axle Shaft
2021Mercedes-BenzC43 AMGWagonRearStandard Duty Replacement; CV Axle Shaft
2020Mercedes-BenzC300WagonRear RightStandard Duty Replacement; CV Axle Shaft
2020Mercedes-BenzC43 AMGWagonRearStandard Duty Replacement; CV Axle Shaft
2019Mercedes-BenzC300WagonRear RightStandard Duty Replacement; CV Axle Shaft
2019Mercedes-BenzC43 AMGWagonRearStandard Duty Replacement; CV Axle Shaft
2018Mercedes-BenzC300CoupeAWDRearStandard Duty Replacement; CV Axle Shaft
2018Mercedes-BenzC43 AMGCoupeRear LeftStandard Duty Replacement; CV Axle Shaft
2017Mercedes-BenzC300SedanRWDRear LeftFrom 12/18/16; CV Axle Shaft
2017Mercedes-BenzC43 AMGRear LeftStandard Duty Replacement; CV Axle Shaft
2016Mercedes-BenzC300AWDRear Right205 Type; CV Axle Shaft
2015Mercedes-BenzC300AWDRear Right205 Type; CV Axle Shaft
2015Mercedes-BenzC400Rear Right205 Type; CV Axle Shaft

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.