Disc Brake Kit Comparison
| Description | Smallest Wheel | Vehicles | Knuckles | Pistons | Caliper Position | Recommended Rear Brakes | |
|---|---|---|---|---|---|---|---|
| Stage 1 | OEM style calipers on 10.95" rotors | 14" Mopar Disc Brake Spec | ’62-’72 B-Bodies ’63-’76 A-Bodies ’70-’74 E-Bodies | Repro ‘73+ A/E-Body Disc Knuckles Included | 1 Piston 2.75” Bore | Toward Front or Rear | 10 x 2 ½” Drums or DoctorDiff 10.7” Discs |
| Stage 2 | OEM style calipers on 11.75" rotors | Most 15" | ’62-’79 B-Bodies ’63-’76 A-Bodies ’70-’74 E-Bodies | Repro ‘73+ A/E-Body Disc Knuckles Included (can be deleted) | 1 Piston 2.75” Bore | Toward Front or Rear | 10 x 2 ½” Drums or 11 x 2 ½” Drums or DoctorDiff 10.7” Discs |
| Stage 3 | Cobra PBR-style calipers on 13" rotors | Most 17" | ’62-’79 B-Bodies ’63-’76 A-Bodies ’70-’74 E-Bodies | Fits: ’62-’72 B-Body Drum ’70-’74 E-Body Drum ’73-‘76 A-Body Drum ’70-’72 B/E-Body Disc ’73+ A/B/E/F/M/J/R Disc (New Repro ‘73+ A/E-Body Disc Knuckles Optional) | 2 Piston 1.5” Bore | Toward Front or Rear | 10 x 2 ½” Drums (add 7/8” bore wheel cylinder) or DoctorDiff 11.7" Discs |
| Stage 4 | Brembo style calipers on 13" rotors | Some 17" Most 18" | ’62-’79 B-Bodies ’63-’76 A-Bodies ’70-’74 E-Bodies | Fits: ’70-’72 B/E-Body Disc ‘73+ A/B/E/F/M/J/R Disc (New Repro ‘73+ A/E-Body Disc Knuckles Optional) | 4 Piston 1.5”/1.625” Bore | Toward Rear Only Knuckles can be swapped side to side if necessary | 10 x 2 ½” Drums (add 7/8” bore wheel cylinder) or DoctorDiff 11.7" Discs |
| Strange Pro Race (drag only) | Lightweight Strange calipers and rotors | 15" | ’62-’79 B-Bodies ’63-’76 A-Bodies ’70-’74 E-Bodies | Fits: ’62-’72 B-Body Drum ’70-’72 E-Body Drum ’63-’76 A-Body Drum ’70-’72 B/E Body Disc ‘73+ A/B/E/F/M/J/R Disc (New Repro ‘73+ A/E-Body Disc Knuckles Optional) | 4 Piston 1.75”/1.625” Bore | Toward Rear Only Knuckles can be swapped side to side if necessary | 10 x 2 ½” Drums (add 7/8” bore wheel cylinder) or Strange Pro Race Rear or Strange S Series Rear |