The KitchenAid KSM6521X is the Professional 6500 Design Series 6-quart bowl-lift stand mixer — a premium finish variant of the Pro 600 platform. It shares the same 575-watt motor, all-metal gear train, and internal components as the KP26M1X Pro 600. All mechanical and electrical repair parts cross-reference directly.

✓ Model-Specific Repair Pages

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The KSM6521X is mechanically identical to the KP26M1X Pro 600. The premium Design Series finish is cosmetic only — all internal repair parts cross-reference directly with the Pro 600. Search KP26M1X part numbers for the widest availability.

✓ Common Symptoms Fixed

Grinding or rumbling: Degraded grease — full grease service recommended.

Shuts off mid-use: Carbon brushes worn — replace both.

Erratic speed: Speed control board failure.

Bowl won't rise: Bowl lift cam or arm worn.

✓ Key Features & Specifications

Model: KSM6521X | Series: Professional 6500 Design | Type: Bowl-Lift

Bowl Capacity: 6 Quarts | Motor: 575 Watts AC | Speeds: 10 | Gear Train: All-Metal

✓ Buying Options

OEM Parts: Original KitchenAid factory parts — exact fit, full manufacturer specifications.

XPart Aftermarket: Premium aftermarket replacements engineered to OEM specifications. XPart aftermarket replacement parts are not affiliated with, sponsored by, or endorsed by KitchenAid or any OEM manufacturer.

✓ Replacement Part Numbers

W10490648 (Carbon Brush Set) | W10119326 (Speed Control Board) | W10820039 (Grease Pack) | 9709045 (6-Qt Stainless Bowl) | W10672878 (Flat Beater) | W10672879 (Dough Hook)

✓ Installation Tips

Unplug before any repair. Use a soft cloth when removing panels to protect the premium finish. Access internal components by removing the top cover plate.

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