OE Quality
60-Day Returns

TrakMotive SB-8104 CV Axle Shaft - Rear Left or Rear Right
Overview of TrakMotive CV Axle Shaft SB-8104
The TrakMotive CV Axle Shaft SB-8104 is designed specifically for Subaru Crosstrek, Forester, XV, and XV Crosstrek models. This new CV axle shaft provides reliable driveline performance with precise fitment and durable construction.
- Compatible with Subaru Crosstrek, Forester, XV, and XV Crosstrek
- Includes axle nut with stake locking type for secure installation
- Neoprene boot material for enhanced durability and protection
- Hex head axle nut measuring 1 1/4 inch (31.8 mm) across flats
- Overall compressed length of 31.36 inches (796.5 mm)
- Male inboard joint and conventional outboard joint types
- New, not remanufactured, ensuring original quality
TrakMotive CV Axle Shaft Product Line Details
The TrakMotive CV Axle Shaft product line focuses on delivering precise driveline components engineered for specific vehicle applications. The SB-8104 model features a neoprene boot for resistance against wear and environmental factors, and a stake-type locking axle nut to maintain secure attachment. This product line emphasizes compatibility and durability for Subaru vehicles requiring reliable CV axle replacements.
Detailed Product Description
The SB-8104 CV Axle Shaft from TrakMotive is engineered with a male inboard joint featuring 25 splines and a conventional outboard joint with 27 splines, ensuring proper engagement and smooth power transfer. The axle nut included is a hex head type with a 1 1/4 inch (31.8 mm) hex size and a height of 4/5 inch (20 mm), designed with a stake locking mechanism to prevent loosening during operation. The neoprene boot material offers resistance to cracking and degradation, extending the service life of the axle shaft. With an overall compressed length of 31.36 inches (796.5 mm), this CV axle shaft fits the specified Subaru models precisely, maintaining factory specifications for driveline geometry.
Common Applications and Problem Resolution
- Replacement for worn or damaged CV axle shafts on Subaru Crosstrek, Forester, XV, and XV Crosstrek
- Eliminates clicking or popping noises during turns caused by joint wear
- Resolves vibration or shuddering issues related to axle imbalance or joint failure
- Addresses grease leakage from torn or degraded CV boots
- Restores proper driveline function after axle shaft bending or breakage
Installation Notes and Tips
- Ensure compatibility with Subaru Crosstrek, Forester, XV, and XV Crosstrek before installation
- Use the included stake locking axle nut and torque to manufacturer specifications
- Inspect surrounding suspension and driveline components during replacement
- Verify boot integrity and joint movement after installation
- Professional installation is recommended for proper alignment and safety
Quality Assurance and Warranty
The TrakMotive CV Axle Shaft SB-8104 is a new, not remanufactured, component manufactured to meet OEM standards. It includes a stake locking axle nut to ensure secure fitment and long-term reliability. While specific warranty details are not provided, TrakMotive products typically adhere to industry quality controls to support dependable performance in Subaru Crosstrek, Forester, XV, and XV Crosstrek vehicles.
| Brand | TrakMotive |
| Part Number | SB-8104 |
| Position | CV Axle Shaft, Rear Left |
| Abs Tone Ring Included | No |
| Axle Nut Head Type | Hex |
| Axle Nut Height (in) | 4/5 |
| Axle Nut Height (mm) | 20 |
| Axle Nut Hex Size (in) | 1 1/4 |
| Axle Nut Hex Size (mm) | 31.8 |
| Axle Nut Included | Yes |
| Axle Nut Length (in) | 1 1/3 |
| Axle Nut Length (mm) | 34.4 |
| Axle Nut Locking Type | Stake |
| Axle Nut Thread Size | M22*1.5 |
| Boot Material | Neoprene |
| Inboard Joint Type | Male |
| Inboard Shaft Connection Style | Male |
| New Or Remanufactured | New |
| Number Of Inboard Splines | 25 |
| Number Of Outboard Splines | 27 |
| Outboard Joint Type | Conventional |
| Outboard Shaft Connection Style | Spline |
| Overall Compressed Length (in) | 31.36 |
| Overall Compressed Length (mm) | 796.5 |
This part fits 26 vehicles. Search below:
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2018 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Right | CV Axle Shaft |
| 2018 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Left | CV Axle Shaft |
| 2017 | Subaru | Crosstrek | Automatic CVT | Rear | Standard Duty Replacement; CV Axle Shaft | ||
| 2017 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Right | CV Axle Shaft |
| 2017 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Left | CV Axle Shaft |
| 2016 | Subaru | Crosstrek | Automatic CVT | Rear | Standard Duty Replacement; CV Axle Shaft | ||
| 2016 | Subaru | Forester | Automatic | 2.5L | H4 | Rear Right | CV Axle Shaft |
| 2016 | Subaru | Forester | Automatic | 2.5L | H4 | Rear Left | CV Axle Shaft |
| 2016 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Right | CV Axle Shaft |
| 2016 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Left | CV Axle Shaft |
| 2016 | Subaru | XV | Automatic | Rear | Standard Duty Replacement; CV Axle Shaft | ||
| 2015 | Subaru | Forester | Automatic | 2.5L | H4 | Rear Right | CV Axle Shaft |
| 2015 | Subaru | Forester | Automatic | 2.5L | H4 | Rear Left | CV Axle Shaft |
| 2015 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Right | CV Axle Shaft |
| 2015 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Left | CV Axle Shaft |
| 2015 | Subaru | XV | Automatic | Rear | Standard Duty Replacement; CV Axle Shaft | ||
| 2015 | Subaru | XV Crosstrek | Automatic CVT | Rear Right | CV Axle Shaft | ||
| 2015 | Subaru | XV Crosstrek | Automatic CVT | Rear Left | CV Axle Shaft | ||
| 2014 | Subaru | Forester | Automatic | 2.5L | H4 | Rear Right | CV Axle Shaft |
| 2014 | Subaru | Forester | Automatic | 2.5L | H4 | Rear Left | CV Axle Shaft |
| 2014 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Right | CV Axle Shaft |
| 2014 | Subaru | Forester | Automatic CVT | 2.5L | H4 | Rear Left | CV Axle Shaft |
| 2014 | Subaru | XV Crosstrek | Automatic CVT | Rear Right | CV Axle Shaft | ||
| 2014 | Subaru | XV Crosstrek | Automatic CVT | Rear Left | CV Axle Shaft | ||
| 2013 | Subaru | XV Crosstrek | Automatic CVT | Rear Right | CV Axle Shaft | ||
| 2013 | Subaru | XV Crosstrek | Automatic CVT | Rear Left | 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.