Stand Mixer Not Running Smoothly? Front Bearing WPW10170080 – Fix Noise & Grinding Fast

A grinding, squealing, or stiff stand mixer head is almost always a worn front bearing. In most KitchenAid and Whirlpool stand mixers, the front bearing supports the main drive shaft directly behind the attachment hub. When it fails, the mixer develops loud mechanical noise, increased resistance during mixing, and in severe cases the head becomes difficult to tilt or lock. ⚡ Common failure point in KitchenAid Professional 600, Pro 5 Plus, and bowl-lift models. Part WPW10170080 is the genuine OEM replacement that restores smooth, quiet operation and eliminates shaft play.

❓ Is This the Right Part?

This is the correct fix if ALL of the following are true:

• ✔ Mixer powers on and bowl drive functions normally
• ✔ Speed control and other electrical functions work correctly
• ✔ Power supply and outlet confirmed OK
• ✔ ONLY problem is grinding noise, vibration, or stiffness at the attachment hub or head pivot

Not sure? Send us your model number — we'll confirm before you order.

🔧 Common Symptoms

• Loud grinding or metal-on-metal noise during mixing
• Excessive vibration felt through the mixer head or bowl
• Stiff or rough resistance when rotating the attachment hub by hand
• Mixer head difficult to tilt or wobbles when locked down

✔ If these symptoms match, the front bearing is the most likely failed component in the drive system.

✔ In most cases, replacing this bearing restores normal quiet operation immediately.

📦 Part Details

• Part Number: WPW10170080
• Type: Front Drive Shaft Bearing — supports the main worm gear output shaft at the attachment hub
• Replaces: 9703560, W10170080
• Brands: KitchenAid, Whirlpool

⚙️ Installation

Skill Level: MODERATE — 45–75 minutes. Disconnect power before servicing. Remove the mixer head cover by unscrewing the top and side screws, then carefully lift the motor and gear assembly to access the front bearing seat. Press the old bearing out and seat the new WPW10170080 firmly before reassembling. Re-grease the gear assembly during reinstall.

✓ Compatible Models

Confirmed compatible with KP26M1XER5, KP26M1XWH5, KG25H0XER5, KV25G0XER5, KB26G1XER5, KF26M2XER5, KN15E1XMR0, KP2671X, KD2661X, KT2651X plus 200+ additional KitchenAid and Whirlpool stand mixer models. Contact us to verify your model number before ordering.

💡 Pro Tip

Part Number WPW10170080 replaces 9703560, W10170080

Supported Models:

4KB25G1XBU3
Mixer

4KB25G1XBU5
Mixer

4KB25G1XBY5
Mixer

4KB25G1XCO5
Mixer

4KB25G1XER3
Mixer

4KB25G1XER5
Mixer

4KB25G1XGA5
Mixer

4KB25G1XMC5
Mixer

4KB25G1XMY5
Mixer

4KB25G1XOB3
Mixer

4KB25G1XOB5
Mixer

4KB25G1XTG3
Mixer

4KB25G1XTG5
Mixer

4KB25G1XWW3
Mixer

4KB25G1XWW5
Mixer

4KD2661XMC3
Mixer

4KG25G0XMC4
Mixer

4KG25G0XWH4
Mixer

4KG25G7XER4
Mixer

4KG25G7XOB4
Mixer

4KG25G7XSL4
Mixer

4KG25G7XWH4
Mixer

4KG25H3XER5
Mixer

4KG25H3XOB5
Mixer

4KG25H3XSL5
Mixer

4KG25H3XWH5
Mixer

4KN15C1XER1
Mixer

4KN15C1XMC1
Mixer

4KN15C1XOB1
Mixer

4KN15C1XWH1
Mixer

4KN15E1XCM0
Mixer

4KN15E1XHS0
Mixer

4KN15E1XJB0
Mixer

4KN15E1XLC0
Mixer

4KN15E1XLC1
Mixer

4KN15E1XMR0
Mixer

4KN15E1XMR1
Mixer

4KN15E1XSL0
Mixer

4KN15E1XSL1
Mixer

4KP26M1XBS4
Mixer

4KP26M1XBS5
Mixer

4KP26M1XBY5
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4KP26M1XDP4
Mixer

4KP26M1XDP5
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4KP26M1XES5
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4KP26M1XGA5
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4KP26M1XLC4
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4KP26M1XLC5
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4KP26M1XMC4
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4KP26M1XMC5
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4KP26M1XMR4
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4KP26M1XMR5
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4KP26M1XNP4
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4KP26M1XNP5
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4KP26M1XPM4
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4KP26M1XPM5
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4KV25H0XBK4
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4KV25H0XBK5
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4KV25H0XBU4
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4KV25H0XBU5
Mixer

4KV25H0XER4
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4KV25H0XER5
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4KV25H0XGR4
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4KV25H0XMC5
Mixer

4KV25H0XQG5
Mixer

4KV25H0XWH4
Mixer

4KV25H0XWH5
Mixer

5KP2670
Mixer

5KP2670-3
Mixer

8KP2670
Mixer

8KP2670-3
Mixer

9KP2670-3
Mixer

KA15E1X-0
Mixer

KB26G1X-3
Mixer

KB26G1XAC3
Mixer

KB26G1XAC5
Mixer

KB26G1XBU3
Mixer

KB26G1XBU5
Mixer

KB26G1XER3
Mixer

KB26G1XER5
Mixer

KB26G1XGN3
Mixer

KB26G1XGR3
Mixer

KB26G1XGR5
Mixer

KB26G1XMC3
Mixer

KB26G1XMC5
Mixer

KB26G1XMY3
Mixer

KB26G1XMY5
Mixer

KB26G1XOB3
Mixer

KB26G1XOB5
Mixer

KB26G1XPT3
Mixer

KB26G1XPT5
Mixer

KB26G1XTG3
Mixer

KB26G1XTG5
Mixer

KB26G1XWW3
Mixer

KB26G1XWW5
Mixer

KD2661-3
Mixer

KD2661X
Mixer

KD2661XMC3
Mixer

KF26M1QAZ5
Mixer

KF26M1QBX5
Mixer

KF26M1QBZ5
Mixer

KF26M1QCZ5
Mixer

KF26M1QGD5
Mixer

KF26M1QMC5
Mixer

KF26M1QPB5
Mixer

KF26M1QPM5
Mixer

KF26M1QTF5
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KF26M1QUB5
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KF26M22CA5
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KF26M22OB5
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KF26M22SR5
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KF26M2CCA5
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KF26M2COB5
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KF26M2CSR5
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KF26M2XAC5
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KF26M2XBU5
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KF26M2XER5
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KF26M2XGA5
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KF26M2XGC5
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KF26M2XGR5
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KF26M2XMY5
Mixer

KF26M2XNP5
Mixer

KF26M2XOB5
Mixer

KF26M2XPM5
Mixer

KF26M2XTG5
Mixer

KF26M2XWH5
Mixer

KG25H-4
Mixer

KG25H0XAQ5
Mixer

KG25H0XBK4
Mixer

KG25H0XBK5
Mixer

KG25H0XBM5
Mixer

KG25H0XBU5
Mixer

KG25H0XBY5
Mixer

KG25H0XCE5
Mixer

KG25H0XCL5
Mixer

KG25H0XCM5
Mixer

KG25H0XDR5
Mixer

KG25H0XER4
Mixer

KG25H0XER5
Mixer

KG25H0XES5
Mixer

KG25H0XGA5
Mixer

KG25H0XGC5
Mixer

KG25H0XIC5
Mixer

KG25H0XMC4
Mixer

KG25H0XMC5
Mixer

KG25H0XMY5
Mixer

KG25H0XOB5
Mixer

KG25H0XPT5
Mixer

KG25H0XQG5
Mixer

KG25H0XWH4
Mixer

KG25H0XWH5
Mixer

KG25H1XER5
Mixer

KG25H1XMC5
Mixer

KG25H3XER5
Mixer

KG25H3XOB5
Mixer

KG25H3XSL5
Mixer

kg25h3xwh
Mixer

KG25H3XWH5
Mixer

KG25H7XER4
Mixer

KG25H7XER5
Mixer

KG25H7XOB4
Mixer

KG25H7XOB5
Mixer

kg25h7xsl
Mixer

KG25H7XSL4
Mixer

KG25H7XSL5
Mixer

KG25H7XWH4
Mixer

KG25H7XWH5
Mixer

KL26M1XER5
Mixer

KL26M1XOB5
Mixer

KL26M1XSL5
Mixer

KL26M2XER5
Mixer

KL26M2XOB5
Mixer

KL26M2XSL5
Mixer

KL26M8XOB5
Mixer

KM25G0XWH4
Mixer

KM25G0XWH5
Mixer

KN15E1XBW0
Mixer

KN15E1XCM0
Mixer

KN15E1XDJ0
Mixer

KN15E1XGA0
Mixer

KN15E1XHS0
Mixer

KN15E1XJB0
Mixer

KN15E1XLC0
Mixer

KN15E1XLG0
Mixer

KN15E1XMJ0
Mixer

KN15E1XMR0
Mixer

KN15E1XOL0
Mixer

KN15E1XPP0
Mixer

KN15E1XPS0
Mixer

KN15E1XSB0
Mixer

KN15E1XSK0
Mixer

KN15E1XSP0
Mixer

KN15E1XTC0
Mixer

KP25M0XAQ5
Mixer

KP25M0XBM5
Mixer

KP25M0XER5
Mixer

KP25M0XMC5
Mixer

KP25M0XVB5
Mixer

KP2670
Mixer

KP2671-3
Mixer

KP2671X
Mixer

KP2671XWH1
Mixer

KP2671XWH2
Mixer

KP2671XWH3
Mixer

KP26M1FQBU5
Mixer

KP26M1FQER5
Mixer

KP26M1FQES5
Mixer

KP26M1FQGA5
Mixer

KP26M1FQGC5
Mixer

KP26M1FQMY5
Mixer

KP26M1FQNP5
Mixer

KP26M1FQOB5
Mixer

KP26M1FQPM5
Mixer

KP26M1FQTG5
Mixer

KP26M1FQWH5
Mixer

KP26M1PGC5
Mixer

KP26M1PSL5
Mixer

KP26M1XACS5
Mixer

KP26M1XAQ5
Mixer

KP26M1XAZ4
Mixer

KP26M1XAZ5
Mixer

KP26M1XBP4
Mixer

KP26M1XBP5
Mixer

KP26M1XBR4
Mixer

KP26M1XBR5
Mixer

KP26M1XBS4
Mixer

KP26M1XBS5
Mixer

KP26M1XBU5
Mixer

KP26M1XCE4
Mixer

KP26M1XCE5
Mixer

KP26M1XCM4
Mixer

KP26M1XCM5
Mixer

KP26M1XCV5
Mixer

KP26M1XDP4
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KP26M1XDP5
Mixer

KP26M1XEPER5
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KP26M1XEPNP5
Mixer

KP26M1XEPPM5
Mixer

KP26M1XER5
Mixer

KP26M1XES5
Mixer

KP26M1XFL5
Mixer

KP26M1XFQBU5
Mixer

KP26M1XFQER5
Mixer

KP26M1XFQGA5
Mixer

KP26M1XFQGC5
Mixer

KP26M1XFQMY5
Mixer

KP26M1XFQNP5
Mixer

KP26M1XFQOB5
Mixer

KP26M1XFQPM5
Mixer

KP26M1XFQTG5
Mixer

KP26M1XFQWH5
Mixer

KP26M1XGA5
Mixer

KP26M1XGC5
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KP26M1XGU5
Mixer

KP26M1XIC5
Mixer

KP26M1XLC4
Mixer

KP26M1XLC5
Mixer

KP26M1XMC4
Mixer

KP26M1XMC5
Mixer

KP26M1XMH5
Mixer

KP26M1XMR4
Mixer

KP26M1XMR5
Mixer

KP26M1XMY5
Mixer

KP26M1XNP4
Mixer

KP26M1XNP5
Mixer

KP26M1XOB5
Mixer

KP26M1XPB5
Mixer

KP26M1XPK5
Mixer

KP26M1XPM4
Mixer

KP26M1XPM5
Mixer

KP26M1XQ2BW5
Mixer

KP26M1XQ2CE5
Mixer

KP26M1XQ2CM5
Mixer

KP26M1XQ2CU5
Mixer

KP26M1XQ2ER5
Mixer

KP26M1XQ2FL5
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KP26M1XQ2GA5
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KP26M1XQ2GC5
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KP26M1XQ2GU5
Mixer

KP26M1XQ2MY5
Mixer

KP26M1XQ2OB5
Mixer

KP26M1XQ2ON5
Mixer

KP26M1XQ2PH5
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KP26M1XQ2TZ5
Mixer

KP26M1XQ2VB5
Mixer

KP26M1XQ3AQ5
Mixer

KP26M1XQ3CE5
Mixer

KP26M1XQ3CU5
Mixer

KP26M1XQ3ER5
Mixer

KP26M1XQ3FW5
Mixer

KP26M1XQ3GC5
Mixer

KP26M1XQ3MY5
Mixer

KP26M1XQ3PA5
Mixer

KP26M1XQ3PP5
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KP26M1XQ3PT5
Mixer

KP26M1XQ3SN5
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KP26M1XQ3SP5
Mixer

KP26M1XQ3TZ5
Mixer

KP26M1XQ3VB5
Mixer

KP26M1XQBF5
Mixer

KP26M1XQBS5
Mixer

KP26M1XQBW5
Mixer

KP26M1XQCE5
Mixer

KP26M1XQCV5
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KP26M1XQER5
Mixer

KP26M1XQG5
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KP26M1XQGC5
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KP26M1XQNP5
Mixer

KP26M1XQOB5
Mixer

KP26M1XQPM5
Mixer

KP26M1XQPT5
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KP26M1XQWH5
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KP26M1XRC4
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KP26M1XRC5
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KP26M1XSE4
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KP26M1XSE5
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KP26M1XSL5
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KP26M1XSV4
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KP26M1XSV5
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KP26M1XTG5
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KP26M1XTZ5
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KP26M1XVB5
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KP26M1XWG5
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KP26M1XWH5
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KP26M8XCP5
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KP26M8XMC4
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KP26M8XMC5
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KP26M8XNK5
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KP26M9PCBM5
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KP26M9PCCU5
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KP26M9PCER5
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KP26M9XCCU5
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KP26M9XCER5
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KP26M9XCOB5
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KP26M9XCWH5
Mixer

KP26N9XER5
Mixer

KP26N9XNP5
Mixer

KP26N9XOB5
Mixer

KP26N9XWH5
Mixer

KT2651-3
Mixer

KT2651X
Mixer

KT2651XAC
Mixer

KT2651XBU
Mixer

KT2651XWW3
Mixer

KV25G0X-4
Mixer

KV25G0XAQ6
Mixer

KV25G0XBM5
Mixer

KV25G0XBU4
Mixer

KV25G0XBU5
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KV25G0XBW4
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KV25G0XBW5
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KV25G0XCU5
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KV25G0XCV4
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KV25G0XCV5
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KV25G0XCY4
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KV25G0XCY5
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KV25G0XER4
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KV25G0XER5
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KV25G0XGC4
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KV25G0XGC5
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KV25G0XGR4
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KV25G0XGR5
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KV25G0XIB5
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KV25G0XIC5
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KV25G0XMC4
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KV25G0XMC5
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KV25G0XMH5
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KV25G0XOB4
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KV25G0XOB5
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KV25G0XQ
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KV25G0XQAC5
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KV25G0XQBF5
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KV25G0XQBW5
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KV25G0XQER5
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KV25G0XQGC5
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KV25G0XQGR5
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KV25G0XQOB5
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KV25G0XQWW5
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KV25G0XSL5
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KV25G0XWH4
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KV25G0XWH5
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KV25G0XWW4
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KV25G0XWW5
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KV25H0X-3
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KV25H0XWH4
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KV25MCXCU5
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KV25MCXER5
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KV25MCXOB5
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KV25MCXSL5
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KV25MCXWH5
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KV25MEXBU5
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KV25MEXCU5
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KV25MEXER5
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KV25MEXGA5
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KV25MEXGC5
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KV25MEXMY5
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KV25MEXOB5
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KV25MEXPM5
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KV25MEXTG5
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KV25MEXWH5
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