The Caterpillar 347-8251 Rear Frame (also listed as 3478251) is a good used, genuine OEM structural component designed for CAT 938K and 938M Series Wheel Loaders. This rear frame assembly is a vital component of the loader’s chassis, providing robust structural support for the rear axle, counterweight, and hydraulic systems in demanding applications such as construction, material handling, and aggregate operations.
Compatible with a range of loader configurations—including 938K REP, SWL, XXT and 938M J3R, P5K—this frame is fully inspected, structurally sound, and ready to ship for field-ready installation or fleet rebuilds. It serves as a direct OEM replacement and cross-references with multiple Caterpillar part numbers for flexible fitment and repair options.
✅ GOOD USED – GENUINE CATERPILLAR
✅ PART NUMBER: 347-8251 / 3478251
✅ APPLICATION: 938K / 938M Wheel Loaders
✅ MACHINE PREFIXES: REP, SWL, XXT, J3R, P5K
✅ STATUS: In Stock – Ready to Ship
✅ CROSS REFERENCES: 381-4356, 430-2810, 454-0620, 454-0556, 347-8250, 347-825, 132-2558, 112-0885, 103-5796, 620-1383
🔗 https://allparts.expert/parts/construction/caterpillar-347-8251-rear-frame-3478251
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