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Product details
Red TC6R calipers surround the SRP rotors in this 16-inch GM/H2 rear system. The package retains the OE parking mechanism through iron hats sized for a 4.63-inch register, with hydraulic hoses purchased for the specific vehicle year. Calipers, brake rotors, master cylinders, valves, fittings and brake lines are among the disc brake systems and components Wilwood Engineering designs and manufactures. The Camarillo, California company was founded by Bill Wood in 1977 and supports motorsport, street-performance and specialized applications. Choose each component to match the complete system’s braking requirements.
Technical Details
Kit contents and separate parts
- Manufacturer part number: 140-9405-DR
- Supply: one kit with brake components for both sides of the rear axle
- Mounting hardware: included
- Hubs: not included
- Spindles, master cylinder and brake booster: not included
- Hydraulic hoses: not included
- OE parking brake retained; 4.63-inch center register is mandatory.
Rotors and mounting dimensions
- Rotors: 16.00 in; 406.4 mm diameter x 1.38 in; 35.05 mm thick; vented Iron
- Friction faces: SRP Drilled & Slotted
- Rotor finish: Black Electro Coat
- Internal vanes: 72 staggered
- Hats: iron; Black E-Coat; 1.780-inch hat offset
- Rotor/hat wheel-stud clearance patterns: 8 x 6.5 in; 8 x 165.1 mm
- Hat wheel-stud clearance holes: 0.640 in, corresponding to the listed hat patterns
Calipers and friction components
- Calipers: TC6; 6 pistons per caliper
- Caliper finish: Red Powder Coat
- Body construction: Forged aluminum
- Piston material: stainless
- Caliper mounting: radial
- Hydraulic inlet: 1/8-27 NPT
- Included pad compound: BP-10
- Listed piston bore sizes: 1.75 / 1.38 / 1.38 in
Fitment & Compatibility
This eight-lug rear package requires a 4.63-inch axle center register. Check the table below for the listed Silverado/Sierra 1500HD, 2500 and 2500HD, Suburban/Yukon XL 2500 and Hummer H2 applications; steering-system and drive-layout qualifications still apply. The hats retain the OE parking-brake hardware. Measure the register rather than selecting solely by model name. DS-556 specifies separate hoses 220-9811 for 1999–2006 and 220-18649 for 2007–2011 applications; match the actual listed vehicle and connections. Front-kit hose references do not specify this rear system. Nominal minimum wheel diameter: 20 in; 508 mm. Compare the actual wheel barrel and spokes with the linked clearance drawing; diameter alone does not establish fit.
Installation documents
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.
For help matching the axle, spindle and brake components, contact PMB Performance. Our team brings over 20 years of experience in brakes and vehicle restoration.
Vehicle Applications
| Years | Make | Model | Submodel | Model option | Front brakes | Rear brakes | Kit application | Notes |
|---|---|---|---|---|---|---|---|---|
| 1999-2004 | Chevrolet | Silverado 2500 Pickup | 8 Lug - All w/ 4.63 Center Register Rear | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 1999-2004 | GMC | Sierra 2500 Pickup | 8 Lug - All w/ 4.63 Center Register Rear | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2000 | Chevrolet | Suburban 2500 | 8 Lug - 4 x 4 w/ 4.63 Center Register Rear | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2000 | GMC | Yukon XL 2500 | 8 Lug - 4 x 4 w/ 4.63 Center Register Rear | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2001-2002, 2006 | Chevrolet | Silverado 1500 HD Pickup | 8 Lug - All | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2001-2006 | Chevrolet | Silverado 2500 HD Pickup | 8 Lug - All w/ 4.63 Center Register Rear | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2001-2006 | Chevrolet | Suburban 2500 | 8 Lug - All w/ 4.63 Center Register Rear | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2001-2002, 2006 | GMC | Sierra 1500 HD Pickup | 8 Lug - All | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2001-2006 | GMC | Sierra 2500 HD Pickup | 8 Lug - All w/ 4.63 Center Register Rear | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2001-2006 | GMC | Yukon XL 2500 | 8 Lug - All w/ 4.63 Center Register Rear | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2003, 2005 | Chevrolet | Silverado 1500 HD Pickup | 8 Lug - All w/o 4 wheel steering | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2003, 2005 | GMC | Sierra 1500 HD Pickup | 8 Lug - All w/o 4 wheel steering | Disc | Disc | Rear Kit | 1, 2, 3 | |
| 2003-2006 | Hummer | H2 | Base | Base | Disc | Disc | Rear Kit | 1, 2, 3 |
| 2005-2006 | Hummer | H2 | Adventure | Adventure | Disc | Disc | Rear Kit | 1, 2, 3 |
| 2005-2006 | Hummer | H2 | Luxury | Luxury | Disc | Disc | Rear Kit | 1, 2, 3 |
| 2007-2009 | Hummer | H2 | Adventure | Adventure | Disc | Disc | Rear Kit | 1, 4, 2, 3 |
| 2007-2009 | Hummer | H2 | Base | Base | Disc | Disc | Rear Kit | 1, 4, 2, 3 |
| 2007-2009 | Hummer | H2 | Luxury | Luxury | Disc | Disc | Rear Kit | 1, 4, 2, 3 |
| 2007 | Hummer | H2 | Special Edition | Special Edition | Disc | Disc | Rear Kit | 1, 4, 2, 3 |
Application Notes
- Fits axle with 4.63 center register only.
- Line kit included (manufacturer): None
- Rear hoses are separate. DS-556 specifies 220-9811 for 1999–2006 and 220-18649 for 2007–2011 applications; verify the actual vehicle connections and routing.
- This is a rear brake kit. Front-system hose references do not specify its rear hose selection; use the rear instructions and verify the vehicle connections.