Wilwood Rear SRP Rotor & Black Dynalite Caliper Kit for Chevrolet / GMC C1500 (1988–1998), Internal Parking Brake

Convert the documented Chevrolet / GMC C1500 (1988–1998) rear brake arrangement with Wilwood Dynalite calipers and srp drilled & slotted rotors. This selection has black calipers, 4 pistons per service caliper and 12.19-inch rotor diameter, with fit determined by the installed hardware. From its base in Camarillo, California, Wilwood Engineering designs and manufactures disc-brake components and systems. Bill Wood founded the company in 1977. Motorsport, specialized applications and street-performance vehicles use its range of calipers, brake rotors, master cylinders, valves, fittings and brake lines, with component selection matched to the finished brake system.

Technical Details

• Manufacturer part number: 140-17541-D; supplied as an axle kit.
• Service calipers: Forged Dynalite Internal; 4 pistons per caliper; Black Powder Coat; lug mounting; stainless pistons.
• Rotor/hat mounting-hole pattern: 5 x 5 in; 5 x 127 mm; cataloged hole clearances 0.58 in; 14.73 mm. These are rotor or hat drillings, not replacement wheel studs. The retained hub or axle determines the vehicle wheel pattern.
• Supplied friction pads: Pad compound should be confirmed with the supplied kit; the current component specification and installation parts list differ.
• Wheel envelope: 15-inch minimum nominal wheel diameter; verify the entire wheel-clearance drawing, including spoke and barrel shape.
• Hydraulic lines: Hydraulic flexlines and fittings are not included; select compatible lines for the complete installation.
• Hydraulic sizing: cataloged bore sizes 1.38, 1.38 inches; piston area 3.00 square inches; inlet 1/8-27 NPT.
• Hardware and retained components: Mounting hardware supplied; existing wheel hubs retained; spindles, master cylinder and brake booster are not included.
• Parking brake: Internal shoe parking brake supplied; modify the original cable with included cable-end adapter kit 330-17540.
• Housing-flange requirement: 88-98 C1500 flange; 3.25-inch axle offset, measured using the manufacturer worksheet.
• Rotor specification: Material: Iron; Type: SRP Drilled Rotor & Hat; Style: SRP Drilled & Slotted; Surface Finish: Black Electro Coat.
• Brake rotor size: 12.19-inch outside diameter × 0.81-inch thickness; vented friction section.

Fitment & Compatibility

For the five-lug 1988–1998 Chevrolet and GMC C1500 axle flange documented in DS1563. Verify the housing pattern, 3.25-inch measured axle offset and the specific wheel clearance. The supplied internal parking-brake assembly uses the OE cable only after modification with the included cable-end adapter kit. Cable cutting, fitting and adjustment are required; hydraulic hoses are separate. Use the fitment table below to check the complete application and option notes.

Send PMB Performance the VIN and the relevant brake measurements for help with selection. We have over 20 years of experience working through parts and compatibility details.

Review Installation instructions, Technical bulletin for the complete installation and clearance requirements.

Manufacturer Warning

Applicable to brake pads only. WARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide which are known to the State of California to cause cancer or other reproductive harm. For more information go to www.p65warnings.ca.gov.