World American 5-438XRM 1610 Series Half Round Universal Joint HR Over Cap 5.3122, Greasable, Bearing Caps 1.875 x 1.125 Inch, Replaces Spicer 5-438X 5-674X SKF UJ475 Volvo V1117380

Short SummaryThe World American 5-438XRM 1610 Series Half Round Universal Joint is a heavy-duty HR style U-joint engineered for commercial truck drivelines. Featuring a 5.3122 inch over-cap width, mixed bearing cap diameters, and a greasable design, it delivers reliable performance, long service life, and smooth power transfer under high load conditions.Key Features1610 Series Half Round (HR) universal joint designOver-cap width: 5.3122 inchesBearing cap diameters: 1.875 inch (Axis 1) and 1.125 inch (Axis 2)Cross diameter: 1.272 inchesRound bearing cap type with snap rings includedGreasable for extended service lifeProduct SpecificationsBrand: World AmericanPart Number: 5-438XRMUniversal Joint Series: 1610 Series (Half Round)Universal Joint Type: HR StyleLength Axis 1: 5.001 inchesSnap Ring Span: 3.625 inchesBearing Cap Type: RoundApplications & Compatible ForDesigned for use in medium and heavy-duty truck driveline systems utilizing 1610 Series Half Round (HR) universal joints. Commonly found in commercial trucks, vocational vehicles, and fleet applications requiring mixed bearing cap diameters and HR style yokes.Replaces ForSpicer: 5-438X, 5-674XWorld American: 5-438XRSKF: UJ475Volvo Truck: V1117380Navistar: 1650879C91Freightliner: SP5-438XGenuine Newstar: S-47286, S47286Brand Warranty & Why Choose World AmericanWorld American is a trusted supplier of heavy-duty drivetrain components, known for OE-quality manufacturing and consistent fitment. The 5-438XRM universal joint is built to meet demanding commercial vehicle standards and is backed by manufacturer quality assurance for dependable long-term performance.

• 1610 Series Half Round (HR) universal joint designed for heavy-duty driveline applications, featuring over-cap width of 5.3122 inches and precision-machined cross for proper fit, smooth rotation, and reduced vibration in commercial truck drivetrains
• Dual bearing cap configuration with Axis 1 diameter of 1.875 inch and Axis 2 diameter of 1.125 inch, round cap design ensures compatibility with half round yoke styles commonly used in medium and heavy-duty propeller shafts.
• Greasable design with integrated lubrication fitting allows regular maintenance, extending service life, reducing friction and heat buildup, and improving durability under high torque and continuous load conditions.
• Heavy-duty forged steel cross with 1.272 inch cross diameter provides high strength and resistance to fatigue, ideal for demanding fleet, vocational, and long-haul truck driveline service requirements.
• Direct replacement for multiple OE and aftermarket part numbers, offering reliable fitment for driveline repairs, rebuilds, and preventive maintenance on trucks using 1610 HR style universal joints.