{"product_id":"bbb-industries-n503-0190-steering-gear","title":"BBB Industries N503-0190 Steering Gear","description":"\u003ch2\u003eOverview of BBB Industries New Steering Gear N503-0190\u003c\/h2\u003e\u003cp\u003eThe BBB Industries New Steering Gear N503-0190 is designed for reliable steering performance in heavy-duty Chevrolet and GMC trucks. This electric steering gear is engineered to meet the demands of Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD models, providing precise control and durability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOutput shaft diameter: 1.65 inches (41.91 mm)\u003c\/li\u003e\n\u003cli\u003eInput shaft diameter: 0.65 inches (16.51 mm)\u003c\/li\u003e\n\u003cli\u003eElectric power steering gear type\u003c\/li\u003e\n\u003cli\u003eInlet size: M18x1.50\u003c\/li\u003e\n\u003cli\u003eOutlet size: M16x1.50\u003c\/li\u003e\n\u003cli\u003ePressure port thread size: M18x1.50\u003c\/li\u003e\n\u003cli\u003eReturn port thread size: M16x1.50\u003c\/li\u003e\n\u003cli\u003eNumber of mounting holes: 3\u003c\/li\u003e\n\u003cli\u003eOutput shaft spline count: 40\u003c\/li\u003e\n\u003cli\u003eTurns lock to lock: 3.62 or 3.5\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetails on the New Steering Gear Product Line\u003c\/h2\u003e\u003cp\u003eThe New Steering Gear line from BBB Industries focuses on delivering brand-new, high-quality steering components designed to restore original steering performance. This product line emphasizes precise fitment and reliable operation for heavy-duty trucks, including electric steering gear assemblies like the N503-0190. Each unit is manufactured to meet or exceed OEM specifications, ensuring compatibility and durability for Chevrolet and GMC heavy-duty models.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Specifications\u003c\/h2\u003e\u003cp\u003eThe N503-0190 steering gear features an electric power steering design tailored for heavy-duty applications. The output shaft diameter measures 1.65 inches (41.91 mm), while the input shaft diameter is 0.65 inches (16.51 mm), providing robust mechanical engagement. The unit includes three mounting holes for secure installation. Thread sizes for the pressure and return ports are M18x1.50 and M16x1.50 respectively, matching OEM hydraulic connections. The output shaft spline count is 40, ensuring proper fit with the steering linkage. The steering gear offers a lock-to-lock turn range of approximately 3.5 to 3.62 turns, supporting responsive steering control in Chevrolet Sierra and Silverado 2500 and 3500 HD trucks.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or leaking steering gear assemblies in Chevrolet Sierra 2500 HD and 3500 HD\u003c\/li\u003e\n\u003cli\u003eRestores steering precision in GMC Sierra and Silverado heavy-duty trucks\u003c\/li\u003e\n\u003cli\u003eAddresses issues with electric power steering failure or inconsistent assist\u003c\/li\u003e\n\u003cli\u003eEliminates excessive play or steering wheel vibration caused by damaged gears\u003c\/li\u003e\n\u003cli\u003eResolves hydraulic leaks related to pressure and return port seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the BBB Industries New Steering Gear N503-0190, ensure compatibility with Chevrolet and GMC heavy-duty models listed. Verify the three mounting holes align correctly with the vehicle’s frame. Confirm that the input and output shaft diameters match the steering linkage components. Properly torque all fasteners to manufacturer specifications. Bleed the power steering system thoroughly to remove air and ensure smooth operation. Use the correct thread sizes (M18x1.50 and M16x1.50) for pressure and return port fittings to prevent leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eBBB Industries manufactures the New Steering Gear line to meet OEM standards for fit, form, and function. Each steering gear undergoes rigorous quality control to ensure durability and performance. The N503-0190 part is a brand-new unit, not remanufactured, providing reliable service life. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary by region.\u003c\/p\u003e","brand":"BBB Industries","offers":[{"title":"Default Title","offer_id":52131711844533,"sku":"BGRT-N503-0190","price":600.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/VI_N5030190_Lef.jpg?v=1775173670","url":"https:\/\/www.partcatalog.com\/products\/bbb-industries-n503-0190-steering-gear","provider":"PartCatalog","version":"1.0","type":"link"}