Sierra 18-2156 Tilt Shaft, Replaces OMC 980183, for OMC Sterndrive I/O 1964-1986 (Except Cobra)

The Sierra 18-2156 Tilt Shaft is a machined replacement tilt shaft engineered for OMC Sterndrive I/O applications. This component is part of the tilt mechanism within the drive's gearcase system, and Sierra manufactures it to meet or exceed the specifications of the original equipment part it replaces. The exterior is precision machined for accurate fit and smooth operation within the tilt assembly.

This tilt shaft is a direct cross-reference replacement for OMC 980183, Evinrude/Johnson 980183, and GLM 22040, making it straightforward to source correctly by any of those common reference numbers. It is designed to fit OMC Sterndrive I/O drives from 1964 to 1986, with the exception of Cobra models. As with all Sierra parts, this tilt shaft is backed by Sierra's customer satisfaction warranty, giving buyers confidence in fit and durability when restoring or maintaining an OMC Sterndrive drive.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-2156
• Category: OMC Gearcase & Drive Parts
• Weight: 0.13 pounds
• Product Dimensions: 0.39 x 0.39 x 0.39 inches
• Exterior Finish: Machined
• UPC: 030999311603
• OEM Cross Reference: OMC 980183, Evinrude/Johnson 980183, GLM 22040
• Fitment: OMC Sterndrive I/O, 1964-1986 (Except Cobra)

Fitment

• OMC Sterndrive I/O, 1964-1986 (Except Cobra)

Replaces (OEM)

• OMC 980183
• Evinrude/Johnson 980183
• GLM 22040

Frequently Asked Questions

What does the Sierra 18-2156 tilt shaft fit? This tilt shaft fits OMC Sterndrive I/O drives from 1964 to 1986, except Cobra models.

Is the Sierra 18-2156 a genuine Sierra part or aftermarket? The 18-2156 is manufactured by Sierra as a replacement part designed to meet or exceed the original equipment part it replaces, rather than being an OEM OMC part itself.

Does the 18-2156 tilt shaft replace OMC 980183? Yes, the Sierra 18-2156 is a direct cross-reference for OMC 980183, as well as Evinrude/Johnson 980183 and GLM 22040.

Will this tilt shaft work on a Cobra sterndrive? No, the Sierra 18-2156 is fitted for OMC Sterndrive I/O drives from 1964-1986 but specifically excludes Cobra models.

What is the weight of the 18-2156 tilt shaft? The Sierra 18-2156 tilt shaft weighs 0.13 pounds.

What are the dimensions of the Sierra 18-2156? This tilt shaft measures 0.39 x 0.39 x 0.39 inches.

What finish does the tilt shaft have? The Sierra 18-2156 has a machined exterior finish for precise fit within the tilt mechanism.

What part of the drive does the tilt shaft belong to? The 18-2156 is a tilt shaft used within the OMC Sterndrive gearcase and drive tilt assembly.

Is the Sierra 18-2156 covered by a warranty? Yes, the 18-2156 is covered under Sierra's customer satisfaction warranty like all Sierra parts.

How do I know I am ordering the correct tilt shaft for my OMC Sterndrive? Confirm your drive is an OMC Sterndrive I/O built between 1964 and 1986 and is not a Cobra model; if so, the Sierra 18-2156 (cross-referencing OMC 980183) is the correct tilt shaft.

What is the UPC for the Sierra 18-2156 tilt shaft? The UPC for the Sierra 18-2156 tilt shaft is 030999311603.