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We adopt professional manufacturing processes suitable for agricultural machinery accessories, including precision casting, forging, CNC machining, heat treatment and surface treatment. Advanced processing equipment and standardized production procedures ensure the high strength, wear resistance and service life of parts.

Changjia is a professional manufacturer and global wholesale distributor of agricultural machinery parts with over 15 years of experience. We have our own production facilities and a global supply chain, offering wholesale buyers factory-direct pricing, standard parts, and custom manufacturing solutions.

We supply a wide range of agricultural machinery parts for John Deere, CNH, CLAAS and other leading brands, including starter roll sprockets, roller gears, drive half sheaves, tractor spindles, hydraulic pump drive shafts, idler pulleys, planter gauge wheel arm kits, shaker arms and other key components. Our product line is regularly updated to match the latest equipment models and market needs.

For authorized and exclusive partners, we provide strict market protection. We will not supply your direct competitors in your exclusive region and maintain a sales channel management system to protect your market share and profit margins.

Our manufacturing partners are factories that directly supply world-leading agricultural machinery brands, including John Deere, CNH and CLAAS.

If you receive defective, incorrect, or missing items, contact our after-sales team within 7 working days of delivery with photos, videos, and order details. We will investigate and resolve the issue within 5 working days, offering a free replacement or full refund with shipping costs covered by us.