SCITOO Front Left Brake Caliper Assembly 18B4919A — Driver-Side with Bracket & Hardware, OE-Matching Fit for GM Trucks/SUVs

This brake caliper assembly from SCITOO is built as a one-piece unit with an included bracket and mounting hardware for a straightforward swap on many Cadillac, Chevrolet, and GMC vehicles from model years roughly 2008–2019. The caliper uses two phenolic pistons and OE-matching ports so it connects cleanly to existing brake lines and hardware. SCITOO coats and tests each caliper to meet or exceed original equipment standards, offering a practical option for repair shops and DIY technicians who need a durable replacement without modifications.

Which vehicles will this caliper fit?

This caliper is designed for front driver-side fitment on a range of GM full-size vehicles. Check your OEM part number and vehicle year to confirm compatibility before ordering.

• Cadillac: Escalade (2008–2018), Escalade ESV (2008–2019), Escalade EXT (2008–2013), XTS (2013–2019)
• Chevrolet: Avalanche (2008–2013), Express 1500 (2009–2014), Silverado 1500 (2008–2018), Suburban and Suburban 1500 (2008–2019), Tahoe (2008–2018)
• GMC: Savana 1500 (2009–2014), Sierra 1500 (2008–2018), Yukon and Yukon XL (2008–2018), Yukon XL 1500 (2008–2014)

What are the key specifications of the SCITOO 18B4919A caliper?

The assembly ships as a single caliper with bracket and hardware included, simplifying installation. Its piston design and port sizes match common OE dimensions to ensure correct fluid flow and fitment.

• Configuration: Front, driver side caliper assembly with bracket
• Piston count and size: 2 pistons, 2.01-inch (51 mm) diameter, phenolic material
• Ports: Inlet port M10 x 1.5 and bleeder port M10 x 1.5
• OE reference: 18B4919A for verification against your vehicle

How does installation and durability look with this replacement part?

SCITOO supplies the caliper with mounting hardware to facilitate direct installation without needing to modify existing components. The caliper is finished with a protective coating and is tested to align with OE durability expectations.

• Direct installation: Includes bracket and mounting hardware for a bolt-on swap
• Durability: Multi-step coating process resists corrosion in regular driving conditions
• Performance validation: Factory testing to match or surpass OE standards
• Maintenance: Phenolic pistons reduce heat transfer to brake fluid compared with metal pistons

What should I verify before buying?

Confirm the OEM part number and check that the vehicle year, model, and side (front driver side) match your needs. Inspect rotor thickness, brake pads, and hoses while replacing the caliper to ensure a complete, safe repair.

• Verify your vehicle’s OEM part number matches 18B4919A or cross-reference compatibility list
• Confirm front driver-side orientation before ordering
• Check rotor condition and pad wear; replace or resurface rotors if necessary
• Bleed the brake system after installation to remove air and ensure proper pedal feel

Who is this for: The SCITOO Front Left Brake Caliper 18B4919A is intended for owners, mechanics, and restoration projects involving compatible Cadillac, Chevrolet, and GMC trucks and SUVs who want an OE-referenced, direct-fit replacement. It suits anyone replacing a worn, seized, or damaged front driver-side caliper and looking for a tested, ready-to-install assembly that includes the necessary bracket and hardware.