Heavy-Duty 301SQ47E King Pin Repair Kit Premium Steering Axle King Pin Set Fit Mack
This complete 301SQ47E king pin set is a direct OEM replacement repair kit exclusively engineered for Mack heavy-duty trucks, consisting of high-strength forged king pins, durable bronze bushings, rubber oil seals, thrust bearings and all necessary installation hardware, all treated with advanced anti-rust and wear-resistant coating to withstand harsh road conditions, heavy loads, mud and water erosion; it effectively eliminates loose steering, wheel wobble and abnormal front axle noise caused by worn original king pin components, restores precise steering control and driving safety, features precise dimensional matching for bolt-on installation without extra modification, and extends front axle service life to lower long-term fleet maintenance expenses for truck repair shops and logistics operators.
Product Specifications
| OE Number |
301SQ47E |
| Condition |
New |
| Warranty |
ONE YEAR |
| Place of Origin |
China |
| Purpose |
For replace/repair |
| Brand Name |
MEICELY |
| Car Model |
Mack |
Cross-Reference OE Numbers
| Product Name |
Other OE Numbers |
| Air filter |
0815D000, 2191P101234 |
| Fuel filter |
126517, 20539275, 20704613 |
| Oil filter |
20539275 |
| Headlight switch |
1MR4323M42 |
| Engine control module |
25100050 |
| Air spring airbags |
57QL414M, 3645Q27 |
| Exhaust manifold |
104GC5164M, 104GC5163AM2 |
| Turbochargers |
631GC5134, 174840 |
| Wiper switch |
25116752, 1MR3484M |
| Hydraulic lock assembly |
25158598, 25072442 |
Important Notes
- Please provide your home or office address (not a P.O. Box address)
- This is an aftermarket replacement part that is fully compatible with your vehicle
- Verify the part number to confirm compatibility before purchasing
- Product images are for reference only - please refer to the actual product
Product Images

OEM 3187322 Heavy Duty Torque Rod Assembly
Quality Certification
MEICELY Quality Certificate
Packaging & Manufacturing
Product Packaging
Production Process
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Manufacturing Equipment
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