1. Applicable Model: The marine gimbal bearing is replacement for Mercruiser 120HP 140HP 165HP 225S 228HP 233HP 250HP, replacement for OMC Cobra and King Cobra Drives. 2. OE Number: The part numbers for reference are 30‑60794A4 and 30‑879194A02 replacement for Mercruiser, 0983937 and 3853807 replacement for OMC, 3853807, 9‑72410 replacement for Mallory, 21905 replacement for GLM. 3. Improved Performance: The boat gimbal bearing enhances the performance of drivetrain system, providing better overall performance and efficiency. 4. Durable and Reliable: Constructed with premium steel alloy, the marine engine gimbal bearing is durable and reliable material, high strength, resistant to daily wear and tear, ensuring long lasting use. 5. Easy to Install: The gimbal bearing has a simple installation, convenient and time saving, don't need too much tools or complicated steps. Specification: Item Type: Marine Gimbal Bearing Replacement Number: Replacement for Mercruiser: 30-60794A4, 30-879194A02 Replacement for OMC: 0983937, 3853807 3853807 Replacement for Mallory: 9-72410 Replacement for GLM: 21905 Fitment: Replacement for Mercruiser Fit for 120HP / 140HP (2791957-6225576) (With Gimbal Trim Sender) Fit for 165HP (2763442 & Up) Fit for 225S (3856268-4200499) Fit for 228HP (4782330 & Up) Fit for 233HP (4200500 & Up) Fit for 250HP (4791300 & Up) Replacement for OMC Fits all Cobra and King Cobra Drives Fit for Engine 3.0L, 4.3L, 5.0L, 5.7L, 7.4L (1994-1998) 5.8L (1994-1996) 8.2L (1998) Color: As Shown Material: Metal Package Contents: 1 x Marine Gimbal Bearing Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.