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Dynamite Friction 631-47001R Disc Brake Rotor - Front Right
Drilled and Slotted Front Right Rotor
The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver, part number 631-47001R, is a front right disc brake rotor built for specific compact car applications. It features a slotted X drilled surface, zinc silver hat finish, and rust resistant coating for a clean, service-ready appearance.
Compatible With 1985-1988 Chevrolet Spectrum and 1985-1989 Isuzu I-Mark front right applications, this rotor is sized for a 227 mm outside diameter, 42 mm overall height, and 100 mm bolt circle diameter. The directional braking surface and solid rotor design support consistent brake contact in the intended fitments.
DFC Brake Rotor Line Details
The DFC Brake Rotor - Drilled and Slotted - Silver line focuses on application-specific rotors with a drilled and slotted surface pattern and corrosion-resistant finish. For buyers searching for a 631-47001R brake rotor or a silver drilled and slotted front right rotor for Chevrolet Spectrum and Isuzu I-Mark, this part is built to match the listed vehicle positions and dimensions.
- Part number 631-47001R
- Front right disc brake rotor
- Slotted X drilled surface type
- Rust resistant coating with zinc silver hat finish
- Solid rotor construction
- 4-lug pattern with 100 mm bolt circle diameter
- Outside diameter: 227 mm
- Nominal thickness: 11 mm
- Discard thickness: 9.6 mm
What This Rotor Helps Address
- Brake pulsation from a worn front rotor
- Uneven braking feel caused by rotor wear
- Surface corrosion on the braking face or hat
- Reduced braking consistency on the front right corner
- Replacement needs for a damaged or below-spec rotor
Installation Notes
Install only on the listed front right applications and verify rotor dimensions, bolt pattern, center hole diameter, and thickness before service. This rotor is directional, so confirm orientation during installation. For fitment searches, use phrases such as 1985-1988 Chevrolet Spectrum front right brake rotor or 1985-1989 Isuzu I-Mark front right drilled and slotted rotor.
Quality Assurance
Dynamite Friction supplies this rotor with a rust resistant coating and zinc silver hat finish to support long-term appearance and serviceability. The part number 631-47001R is cataloged for the confirmed applications listed above, including 1989 Geo Spectrum front right without F41 Package.
| Brand | Dynamite Friction |
|---|---|
| Part Number | 631-47001R |
| Position | DFC Brake Rotor - Drilled and Slotted - Silver, Front Right |
| Discard Thickness | 9.6 |
| Nominal Thickness | 11 |
| Bolt Hole Diameter | 12.5 |
| Disc Finish | Plain |
| Hat Finish | Zinc silver |
| Rust Resistant Coating | Yes |
| Bolt Hole Quantity | 4 |
| Overall Height | 42 |
| Outside Diameter | 227 |
| Height | 42 |
| Surface Type | Slotted x drilled |
| Solid Or Vented Type Rotor | Solid |
| Center Hole Diameter | 57 |
| Stud/Lug Hole Quantity | 4 |
| Stud/Lug Hole Diameter | 12.5 |
| Directional or Non-Directional Brake Surface | Directional |
| Bolt Circle Diameter | 100 |
| Stud/Lug Hole Circle Diameter | 100 |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1989 | Geo | Spectrum | Front Right | without F41 Package; DFC Brake Rotor - Drilled and Slotted - Silver |
| 1989 | Isuzu | I-Mark | Front Right | DFC Brake Rotor - Drilled and Slotted - Silver |
| 1988 | Chevrolet | Spectrum | Front Right | DFC Brake Rotor - Drilled and Slotted - Silver |
| 1988 | Isuzu | I-Mark | Front Right | DFC Brake Rotor - Drilled and Slotted - Silver |
| 1987 | Chevrolet | Spectrum | Front Right | DFC Brake Rotor - Drilled and Slotted - Silver |
| 1987 | Isuzu | I-Mark | Front Right | DFC Brake Rotor - Drilled and Slotted - Silver |
| 1986 | Chevrolet | Spectrum | Front Right | DFC Brake Rotor - Drilled and Slotted - Silver |
| 1986 | Isuzu | I-Mark | Front Right | DFC Brake Rotor - Drilled and Slotted - Silver |
| 1985 | Chevrolet | Spectrum | Front Right | DFC Brake Rotor - Drilled and Slotted - Silver |
| 1985 | Isuzu | I-Mark | Front Right | DFC Brake Rotor - Drilled and Slotted - Silver |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.