SSBC-USA original GM brake master cylinder for 1988–1998 1/2-ton trucks, showcasing the durable brake master cylinder design.
SSBC-USA 1988–1998 GM 1/2-Ton brake master cylinder, original equipment, durable brake master cylinder for trucks.

1988–1998 Master Brake Cylinder Original Equipment GM 1/2-Ton – A0463

SKU- A0463

Regular price $140.00
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Shipping calculated at checkout.

1988–1998 GM 1/2-Ton OE-Style Master Brake Cylinder – A0463

Original-equipment-style master cylinder for compatible 1988–1998 GM 1/2-ton truck and SUV applications. SSBC documentation for A0463 specifies installation on the vehicle’s power booster.

Product Details

  • Part number: A0463
  • Vehicle application: compatible 1988–1998 GM 1/2-ton trucks and SUVs
  • OE-style replacement master cylinder
  • Designed for installation on the power brake booster
  • Use DOT 3 or DOT 4 brake fluid as specified in the A0463 installation instructions

Brake System & Fitment

For A0463, the supplied gold fitting remains in the port closest to the power booster. The factory brake lines are installed in the opposite ports from their original master-cylinder positions, which can require careful re-forming of the lines. Confirm vehicle, ports and complete brake-system configuration before ordering.

Bench Bleeding Required

Bench bleed A0463 in a vise before installation. Install a bench-bleed kit, fill with DOT 3 or DOT 4 brake fluid, and slowly stroke the piston until no air bubbles remain. Continue for approximately 10 additional strokes after the bubbles disappear. Do not let the master cylinder run dry, and bleed the complete brake system after installation.

Manufacturing Information

This master cylinder is sourced by SSBC-USA and is not manufactured in-house in Elma, New York. Contact Customer Service for confirmed country-of-origin information.

✔ Fitment Confidence: Confirm vehicle, booster, ports and brake-system configuration before ordering. Call (716) 775-6700 if uncertain.

🚚 Shipping: Ships from Elma, NY. Processing time is subject to availability and supplier timing.

Frequently Asked Questions

How do I confirm this product fits my vehicle or brake system?

Review the fitment information on this page and confirm your year, make, model, drivetrain, wheel clearance, and current brake configuration where applicable. If you are unsure, call SSBC-USA technical support at (716) 775-6700 before ordering.

What is included with this product?

The included components are listed in the product description above. If a component is not specifically listed or you need help identifying what is required for your application, call SSBC-USA at (716) 775-6700.

How long will this product take to ship?

This item is configured to order at our Elma, New York facility. Production and configuration typically take 5–10 business days, although supply constraints can occasionally cause additional delays. Exact shipping cost is calculated at checkout.

Where can I get technical or order support?

Call SSBC-USA at (716) 775-6700 or email orders@ssbc-usa.com. Please include your product or order number when available.