KNOLET Front Wheel Hub & Bearing Assembly 513214 – Fits Chevy Cobalt/HHR/Malibu 2004–2012, 5‑Lug w/ABS

If your vehicle shows wheel noise, steering vibration, or uneven braking, the wheel hub assembly is a common wear item to inspect. This KNOLET 513214 unit is engineered to match OE dimensions for a range of Chevrolet, Pontiac and Saturn models so you can restore smooth rotation and reliable ABS signal without custom modification.

Which cars will this KNOLET hub assembly fit?

This part is built to fit front left and right positions on specific GM vehicles. Always confirm fitment by selecting your year/make/model or cross-referencing the reference numbers before ordering.

• Chevrolet Cobalt: 2008–2010
• Chevrolet HHR: 2008–2010
• Chevrolet Malibu: 2004–2012
• Pontiac G6: 2005–2010
• Saturn Aura: 2007–2009

How does this assembly improve wheel performance?

The hub integrates a precision bearing and ABS sensor to reduce friction, noise, and vibration versus a degraded OEM unit. It’s forged from high-hardness carbon steel and sealed to keep contaminants out, improving service life and handling feel.

• Low-friction bearing for smoother rotation
• Durable sealing to limit grease loss and contamination
• Protective coating to resist corrosion in wet conditions
• Impact-tested forging for better braking and stability

What are the key specifications I need to know?

Understanding the hub dimensions and bolt pattern ensures the part will mount correctly and line up with your brake components. This assembly includes the ABS sensor and five wheel studs for a complete front hub swap.

• Position: Front, fits both left and right axles
• Flange diameter: 5.39 inches; bolt circle diameter: 4.33 inches
• Hub pilot diameter: 3.54 inches; brake pilot diameter: 2.58 inches
• Wheel stud quantity: 5; flange bolt holes: 3; ABS sensor included

Is installation straightforward and what problems will it resolve?

The KNOLET 513214 is designed to be a professional-style replacement that installs like the original part. Replacing a worn hub typically eliminates rumbling, steering vibration, and grease leaks while restoring proper ABS feedback for safer braking performance.

• OE-style fit reduces modification or machining
• Pre-installed ABS tone ring/sensor simplifies wiring reconnection
• Precision manufacture minimizes time and labor during swap
• Addresses rattling, wheel vibration, and lubricant leakage

Who is this for: The KNOLET 513214 hub assembly suits DIY mechanics, independent shops, and fleet owners who need a durable, OE-dimension replacement for front wheel hubs on compatible Chevrolet, Pontiac, and Saturn models. If your vehicle matches the listed years and symptoms include wheel noise, steering wobble, or ABS-related dashboard alerts, this hub provides a cost-effective, long-lasting solution when confirmed for fitment.