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ATP Parts ZX-2066 Clutch Flywheel Bolt
ATP ZX-2066 Clutch Flywheel Bolt
ATP Parts ZX-2066 is a clutch flywheel bolt set for select Chevrolet and GMC manual transmission applications. It is an exact-fit replacement built for the specified bolt pattern and thread size, helping restore proper flywheel retention during clutch service.
Key Features
- Clutch flywheel bolt for transmission hardware service
- Exact-fit replacement from ATP Parts
- 6-bolt applications with 7/16-20 x .9375 in. bolt measurement
- Fits select Chevrolet and GMC trucks, vans, and utility models
- Part number: ZX-2066
Detailed Description
ATP ZX-2066 is a direct replacement clutch flywheel bolt designed for specific 1986-1989 Chevrolet and GMC vehicles. This hardware is matched to applications that use six flywheel bolts with a 7/16-20 x .9375 in. measurement, including models such as Chevrolet Astro, C1500, C2500, G10, G20, G30, S10, S10 Blazer, and GMC Safari, C1500, C2500, G1500, G2500, G3500, S15, and S15 Jimmy. It also fits select Chevrolet and GMC R/V-series and K-series trucks and vans from the listed years. If you are searching for a Chevrolet Astro flywheel bolt, GMC Safari clutch flywheel bolt, or ATP ZX-2066 transmission hardware, this part matches the documented applications.
This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
What It Is Used For
- Replacing worn or damaged flywheel bolts during clutch service
- Restoring proper flywheel attachment on manual transmission setups
- Addressing stripped, stretched, or corroded flywheel fasteners
- Supporting service work on Chevrolet and GMC 1986-1989 drivetrain applications
- Matching the specified 6-bolt, 7/16-20 x .9375 in. configuration
Installation Notes and Tips
Verify the flywheel bolt count and thread specification before installation. Confirm the application uses 6 bolts and the 7/16-20 x .9375 in. measurement listed for ATP ZX-2066. Clean the threaded holes and inspect the flywheel and crankshaft mating surfaces before assembly. Follow the vehicle service manual for tightening sequence and torque specifications.
Quality Assurance
ATP Parts positions ZX-2066 as an exact-fit replacement part for the listed applications, with fitment defined by year, make, model, and bolt specification.
| Brand | ATP Parts |
| Part Number | ZX-2066 |
| LineCode | Atp4 |
This part fits 87 vehicles. Search below:
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1989 | Chevrolet | Astro | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1989 | Chevrolet | C1500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | C2500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | G10 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | G20 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | G30 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | K1500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | K2500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | P20 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1989 | Chevrolet | P30 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1989 | Chevrolet | S10 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | S10 | Manual | 2.8L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | S10 Blazer | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | Chevrolet | S10 Blazer | Manual | 2.8L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | GMC | C1500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | GMC | C2500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | GMC | G1500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | GMC | G2500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | GMC | G3500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1989 | GMC | K1500 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1989 | GMC | K2500 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1989 | GMC | S15 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1989 | GMC | S15 Jimmy | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1989 | GMC | Safari | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | Chevrolet | Astro | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | Chevrolet | C1500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | C2500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | G10 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | G20 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | G30 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | K1500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | K2500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | P20 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | Chevrolet | P30 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | Chevrolet | R20 | Manual | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | R30 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | Chevrolet | S10 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | S10 | Manual | 2.8L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | S10 Blazer | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | S10 Blazer | Manual | 2.8L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | Chevrolet | V30 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | GMC | C1500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | GMC | C2500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | GMC | G1500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | GMC | G2500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | GMC | G3500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1988 | GMC | K1500 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | GMC | K2500 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | GMC | S15 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | GMC | S15 Jimmy | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1988 | GMC | Safari | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1987 | Chevrolet | Astro | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1987 | Chevrolet | G10 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | G20 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | G30 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | P20 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1987 | Chevrolet | P30 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1987 | Chevrolet | R10 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | R20 | Manual | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | R20 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | R30 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1987 | Chevrolet | S10 | Manual | 2.8L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | S10 Blazer | Manual | 2.8L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | V10 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | V20 | Manual | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | Chevrolet | V30 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1987 | GMC | G1500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | GMC | G2500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | GMC | G3500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1987 | GMC | R1500 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1987 | GMC | R2500 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1987 | GMC | Safari | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1987 | GMC | V1500 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1986 | Chevrolet | Astro | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1986 | Chevrolet | G10 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1986 | Chevrolet | G20 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1986 | Chevrolet | G30 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1986 | Chevrolet | K10 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1986 | Chevrolet | K20 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1986 | Chevrolet | K30 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1986 | Chevrolet | P20 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1986 | Chevrolet | P30 | 4.8L | L6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1986 | Chevrolet | S10 | Manual | 2.8L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1986 | Chevrolet | S10 Blazer | Manual | 2.8L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1986 | GMC | G3500 | Manual | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
| 1986 | GMC | K1500 | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" | |
| 1986 | GMC | Safari | 4.3L | V6 | N/A | Description: 6 Bolts; Bolt Measurement: 7/16 - 20 x .9375" |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.