Cometic Gaskets Shift Shaft Transmission Seal CG-C9259 for Harley-Davidson (Shovelhead Evo Big Twin 1980-2006)
Ensure a reliable, leak-free seal on your motorcycle's transmission with this premium shift shaft transmission seal pack from Cometic Gaskets. Designed specifically for 5-speed Big Twin models, these seals feature an advanced dual-lip design that effectively prevents fluid leaks and keeps contaminants out of the transmission assembly.
Precision-engineered to meet or exceed rigorous performance standards, this pack directly replaces OEM part number 12045A. Sold conveniently in a pack of five, it offers a dependable, durable replacement for routine maintenance or complete transmission rebuilds.
Key Features
| Brand | Cometic Gaskets |
| Manufacturer Part Number (MPN) | C9259 |
| SKU | CG-C9259 |
| OEM Replacement | 12045A |
| Design | Dual Lip |
| Package Quantity | 5 Pack |
| Product Type | Shift Shaft Transmission Seal |
| Weight | 0.1 kg |
Highlights
- Dual-lip design provides superior fluid retention and contaminant exclusion
- Direct replacement for OEM part number 12045A
- Convenient 5-pack for multiple services or shop inventory
- Engineered for Harley-Davidson 5-speed Big Twin models (1980–2006)
Compatibility
Fits 1980–2006 Harley-Davidson 5-Speed Big Twin models, including Shovelhead, Evolution Big Twin, and Twin Cam engines.
Frequently asked questions
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