Description
Product Overview
The Spicer 5-648X is a greaseable universal joint engineered for center drive applications. Constructed from polished steel, it offers superior wear resistance and a smooth operating surface. Key dimensions include a bearing cap diameter of 1.062″ for the first cup and 1.188″ for the second, with an overall outside‑to‑outside measurement of 3.625″. The joint incorporates outside snap rings (OSR) for a secure fit and easy removal, ensuring consistent performance in demanding automotive environments.
Usage
Designed for automotive replacement and performance upgrades, this joint is ideal for front‑axle, rear‑axle and transfer case applications where precise torque transmission is critical. It suits both professional mechanics and DIY enthusiasts who need a reliable, easy‑to‑install component. 
Why Choose Us
Spicer is a trusted name in driveline components, and the 5-648X is a genuine OE replacement that meets or exceeds original specifications. The greaseable design reduces friction and extends service intervals, while the outside snap rings provide a secure, vibration‑resistant connection. Quality control processes ensure each unit delivers consistent performance and durability.
Key Features
- Polished steel construction for high durability and corrosion resistance
- Greaseable design minimizes wear and extends service life
- Outside snap ring style (OSR) for secure, tool‑free installation
- Precise bearing spacing: 1.062″ and 1.188″ caps, 3.625″ overall
- Genuine Spicer OE part number 5-648X ensures perfect fit and performance
FAQ
What vehicles is the 5-648X compatible with?
The 5-648X fits a wide range of light‑truck and SUV models that use a center‑drive universal joint, typically found in front‑axle and transfer case assemblies. Consult the vehicle service manual for exact fitment.
Do I need special tools to install the snap rings?
No special tools are required; the outside snap rings are designed for hand installation and removal, making replacement quick and straightforward.
How often should I re‑grease this joint?
Because the joint is pre‑greased, routine maintenance is minimal. Re‑greasing is recommended only if the joint is exposed to extreme conditions or after a major overhaul.
Is this joint a direct OE replacement?
Yes, the 5-648X carries the original equipment manufacturer part number, ensuring a perfect fit and identical performance to the factory‑installed component.
What is the weight and size of the joint?
The joint weighs approximately 1 lb and measures 4 × 4 × 1 in, making it compact yet robust for demanding driveline applications.




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