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CentricPart #: 121.68001
Centric 121.68001 Disc Brake Rotor - Front
71 vehicles fit this part
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C-TEK Standard Disc Brake Rotors, Front
Fitment: Chevrolet, GMC, and Jeep, V2500 Suburban, V20 Suburban, J20, V20, V2500, K20, K20 Suburban, K2500, K2500 Suburban, K25, K25 Suburban, K20 Pickup, K25/K2500 Pickup, K25/K2500 Suburban, P30 Van, C35/C3500 Pickup, P35/P3500 Van, C30 Pickup, and K15/K1500 Suburban
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Not what you need? See all Disc Brake Rotor options
Reliable Disc Brake Rotor for Chevrolet, GMC, and Jeep Trucks
The Centric 121.68001 disc brake rotor is engineered for heavy-duty trucks like the Chevrolet K20, GMC K2500 Suburban, and Jeep V2500 Suburban. Designed to meet OEM specifications, this vented rotor ensures consistent braking performance under demanding conditions.
- Part Number: 121.68001
- Brand: Centric
- Brand Line: C-TEK Standard Disc Brake Rotors
- Vented rotor with straight vane style for improved heat dissipation
- Outside diameter: 12.488 inches (317.2 mm)
- Nominal thickness: 1.285 inches (32.64 mm)
- Discard thickness: 1.215 inches (30.86 mm)
- Overall height: 2.795 inches (71 mm)
- Mounting bolt hole quantity: 8 with 0.654 inch (16.6 mm) diameter
- Center hole diameter: 5.126 inches (130.2 mm)
- Surface type: Smooth
- Disc mounting behind the hub with vented hat design
- Weight: 20.44 lbs (9.29 kgs)
About the C-TEK Standard Disc Brake Rotors Line
The C-TEK Standard Disc Brake Rotors line by Centric offers rotors designed to meet or exceed OEM standards for durability and performance. This product line focuses on providing reliable, vented rotors with smooth surfaces and precise fitment for specific truck models. The 121.68001 rotor features a vented hat and straight vane style to optimize cooling and maintain braking efficiency during heavy use.
Product Details and Specifications
This disc brake rotor is vented with straight vanes, which helps dissipate heat more effectively than solid rotors, reducing the risk of brake fade during extended braking. The smooth surface ensures consistent pad contact and wear. With an outside diameter of 12.488 inches and a nominal thickness of 1.285 inches, it fits securely behind the hub using eight mounting bolts. The rotor’s overall height is 2.795 inches, and it weighs approximately 20.44 pounds, balancing strength and weight for optimal performance.
Compatible Vehicles and Applications
- Chevrolet J20, K20, K20 Suburban, K2500, K2500 Suburban
- GMC V20, V20 Suburban, V2500, V2500 Suburban
- Jeep models compatible with the above specifications
Common Issues Addressed by This Rotor
- Brake rotor warping due to heat buildup
- Uneven brake pad wear from inconsistent rotor surface
- Reduced braking performance on heavy-duty trucks
- Excessive brake noise caused by worn or damaged rotors
- Vibration or pulsation during braking
Installation Notes and Tips
- Ensure the rotor thickness is above the discard thickness of 1.215 inches before installation
- Clean mounting surfaces to prevent rotor misalignment
- Torque mounting bolts to manufacturer specifications for secure fitment
- Check for ABS tone ring compatibility; this rotor does not include an ABS tone ring
- Inspect brake pads and replace if worn to ensure optimal rotor performance
Quality Assurance and Warranty
Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Always consult product documentation or manufacturer resources for warranty information.
| Brand | Centric |
|---|---|
| Part Number | 121.68001 |
| Position | C-TEK Standard Disc Brake Rotors, Front |
| ABS Tone Ring Included | No |
| Bearings Included | No |
| Center Hole Diameter | 5.126 |
| Center Hole Diameter | 130.200 |
| Disc Mounting [cntrc] | Behind the Hub |
| Discard Thickness | 1.215 |
| Discard Thickness | 30.860 |
| Misc Holes [cntrc] | 0 |
| Mounting Bolt Hole Circle Diameter | 6.500 |
| Mounting Bolt Hole Circle Diameter | 165.100 |
| Mounting Bolt Hole Diameter | 0.654 |
| Mounting Bolt Hole Diameter | 16.600 |
| Mounting Bolt Hole Quantity | 8 |
| Nominal Thickness | 1.285 |
| Nominal Thickness | 32.640 |
| Notes [cntrc] | Vented Hat |
| Outside Diameter | 12.488 |
| Outside Diameter | 317.200 |
| Overall Height | 2.795 |
| Overall Height | 71.000 |
| Solid Or Vented Type Rotor | Vented |
| Surface Type | Smooth |
| Vane Style [cntrc] | Straight |
| Weight [cntrc] kgs | 9.290 |
| Weight [cntrc] lbs | 20.440 |
This part fits 71 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 1991 | Chevrolet | V2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1991 | GMC | V2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1990 | Chevrolet | V2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1990 | GMC | V2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1989 | Chevrolet | V2500 Suburban | Front | 3/4-Ton; Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1989 | GMC | V2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1988 | Chevrolet | V20 Suburban | Front | 3/4-Ton; Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1988 | GMC | V2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1988 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1987 | Chevrolet | V20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1987 | Chevrolet | V20 Suburban | Front | 3/4-Ton; Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1987 | GMC | V2500 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1987 | GMC | V2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1987 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1986 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1986 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1986 | GMC | K2500 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1986 | GMC | K2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1986 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1985 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1985 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1985 | GMC | K2500 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1985 | GMC | K2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1985 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1984 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1984 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1984 | GMC | K2500 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1984 | GMC | K2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1984 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1983 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1983 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1983 | GMC | K2500 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1983 | GMC | K2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1983 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1982 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1982 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1982 | GMC | K2500 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1982 | GMC | K2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1982 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1981 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1981 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1981 | GMC | K2500 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1981 | GMC | K2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1981 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1980 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1980 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1980 | GMC | K2500 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1980 | GMC | K2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1980 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1979 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1979 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1979 | GMC | K2500 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1979 | GMC | K2500 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1979 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1978 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1978 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1978 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1977 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1977 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1977 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1976 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1976 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1976 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1975 | Chevrolet | K20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1975 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1975 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1974 | Chevrolet | K20 Suburban | 4WD | Front | Disc Only; C-TEK Standard Disc Brake Rotors |
| 1974 | Jeep | J20 | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1973 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1972 | Chevrolet | K20 Suburban | Front | Disc Only; C-TEK Standard Disc Brake Rotors | |
| 1971 | Chevrolet | K20 Suburban | Front | C-TEK Standard Disc Brake Rotors |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.