Description
Upgrade your wheel end performance with the Stemco 449-4904 Pro-Torq Spindle Nut, engineered for optimal durability and torque retention in heavy-duty truck and trailer applications. Designed to work with Pro-Torq-compatible hub systems, this premium axle nut ensures long-lasting performance, simplified installation, and enhanced safety on the road.
Product Features:
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Brand: Stemco
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Part Number: 449-4904
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Product Type: Pro-Torq Axle Spindle Nut
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Application: Trailer axle systems – commonly used in heavy-duty Class 8 trucks and trailers
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Thread Size: 2.875″-12 (2-7/8″-12)
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Axle Type: 30 Thread
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Nut Type: Single-piece self-locking design
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Material: Hardened steel for maximum strength
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Compatibility: Fits many popular axle models using the Pro-Torq system
Cross Reference Part Numbers:
Meritor R007113, Eaton 127510, Spicer 126855, ConMet 10014726, Chicago Rawhide 39649, Freightliner A6803560120
Product Specifications:
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Thread Diameter: 2.875 inches
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Thread Pitch: 12 TPI (threads per inch)
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Locking Mechanism: Integrated retaining clip – no washers or keepers needed
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OEM Replacement: Direct replacement for many OE spindle nut systems
Why Choose the Stemco 449-4904 Pro-Torq Nut?
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Designed for fast, accurate installation without special tools
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Prevents over-tightening and bearing damage
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Provides reliable clamp load for better wheel end performance
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Backed by Stemco’s reputation for wheel end excellence
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