General
Q: What is Part # 6874FRBK-SARGX?
A: It's a complete front and rear disc brake conversion kit designed for 1968–1969 F-Body and 1968–1974 X-Body vehicles, featuring drilled and slotted 11″ rotors, a vacuum booster, stock-height spindles, and rubber hoses.
Q: What vehicle models does this kit fit?
A: 1968–1969 F Body (such as Camaro/Firebird) and 1968–1974 X Body cars, using a 5×4.75" bolt pattern.
Performance & Components
Q: What benefits do the drilled and slotted rotors provide?
A: They improve braking response, enhance heat dissipation, and reduce brake fade during heavy use.
Q: Is a brake booster included?
A: Yes, it comes with a standard 11" single-diaphragm vacuum booster (gold finish), though booster size/finish options may vary.
Q: Are spindles included?
A: Yes — stock-height disc brake spindles are part of the kit, enabling bolt-on installation with factory geometry preserved.
Q: What type of hoses are supplied?
A: Rubber brake hoses are included for both front and rear.
Q: Is a master cylinder included?
A: Yes – a cast iron master cylinder (1.125" bore, left-side ports) is included.
Q: Does the kit include additional hardware?
A: Yes, the package includes a proportioning valve and front disc brake line conversion hardware.
Installation & Fitment
Q: Does this kit require modifications like welding or drilling?
A: No — all components are designed to bolt on using existing factory mounting points. The stock spindles mean no major fabrication is needed.
Q: How long is the shipping lead time?
A: The product typically ships within about 10 days.
Customization & Alternatives
Q: Are there variations of this kit with different finishes or hose materials?
A: Yes. Alternatives include versions with stainless steel hoses, chrome boosters, or colored calipers. Examples include:
- SS hoses: Part # 6874FRBK‑S11‑UG (stainless hoses).
- Red calipers: Part # 6874FRBK‑S‑XDR.
Summary Table
| Question | Answer Summary |
|---|---|
| What is this kit? | Conversion kit for '68–'69 F-Body & '68–'74 X-Body, drilled/slotted rotors, booster, spindles, master cylinder, hoses |
| Bolt pattern and vehicle fitment | 5×4.75", fits specified GM vehicles |
| Rotor features | 11″ drilled & slotted for improved braking |
| Booster type | 11″ single-diaphragm vacuum booster included |
| Spindles | Stock-height included |
| Hose type | Rubber (standard) |
| Master cylinder and additional hardware | Included (1.125" bore); plus proportioning valve and lines |
| Installation requirement | Bolt-on—no major mods required |
| Shipping time | Approx. 10 days |
| Available upgrades | Stainless hoses, chrome boosters, colored calipers |