Clamp your pads against the rotor with steady, hydraulic force using the Autospecialty by PowerStop Disc Brake Caliper L4644. This is the rear left caliper, sold individually, and it bolts on directly in place of the original stock caliper with no modifications necessary. It's a direct-fit replacement for the 2008-2009 Buick Allure, 1997-2001 and 2004-2005 Buick Century, 2008-2009 Buick LaCrosse, 1997-2004 Buick Regal, 2000-2010 Chevrolet Impala, 2000-2007 Chevrolet Monte Carlo, 1998-2002 Oldsmobile Intrigue, and 1997-2003 Pontiac Grand Prix — see the Buyer's Guide tab for engine details.
- Ready to install: bolts on in place of the original stock caliper, no modifications necessary.
- Freshly assembled: built with new seals, caliper guide pins, dust boots, bleeder screws, stainless-steel brake pad attachment hardware, and mounting brackets.
- Built to endure: high-temperature EPDM rubber dust boots and premium assembly lubricant are used to help ensure smooth caliper operation and durability in harsh conditions.
- Quality checked: 100% pressure tested and inspected for reliable brake performance.
If a seized, leaking, or sticking caliper is the cause of your braking trouble, this unit replaces it. For even, balanced braking, replacing calipers on both sides of the axle as a matched pair is recommended.
Frequently Asked Questions
What does this brake caliper do?
It houses the piston that uses hydraulic pressure to clamp the brake pads against the rotor, slowing the wheel. It mounts on the rear left position for the listed vehicles.
Is this caliper sold as a pair?
No. It is sold individually as the rear left caliper. Replacing the caliper on both sides of the axle as a matched pair is recommended for even, balanced braking.
Does it come with mounting hardware?
Yes. It is assembled with new seals, caliper guide pins, dust boots, bleeder screws, stainless-steel brake pad attachment hardware, and mounting brackets.
Does it require modifications to install?
No. It bolts on directly in place of the original stock caliper with no modifications necessary, for a hassle-free replacement.
Will this fit my vehicle?
It's a direct-fit replacement for applications like the 1997-2004 Buick Regal, 2000-2010 Chevrolet Impala, and 1997-2003 Pontiac Grand Prix. Check the Buyer's Guide tab to confirm.
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