Buy 2020 Kia Optima Engine Crankshaft Main Bearing. Elantra N; B (No Color). G70; Standard C (No Color) Color, STD, Fe - OEM Kia Part # 210202G121 (21020 2G121, 21020-2G121, 391TH2GA07, 391TH2GA07B)

Main. Bearings.
Engine Crankshaft Main Bearing. From 03/21/2018. From 03/30/2018. Grade B. Includes One Standard Upper & Lower Bearing. Includes: One Standard Upper & Lower Bearing. Includes: One Standard Upper And Lower Bearing. AND Rod. Bearing Pair Set - CRK/SHF. Cylinder Block. Engine Crankshaft Bearing.

Engine Crankshaft Main Bearing

Fits Optima, Sorento, Sportage

Elantra N; B (No Color). G70; Standard C (No Color). Kona N; No Color. Optima Hybrid. Optima; Non Colored. Optima; STD B (No Color). Santa Fe; Standard-B(No Color). Sorento; STD B. Sportage; STD B (No Color). Tucson; STD B (No Color). Veloster N; Standard C (No Color).
Crankshaft Main Bearing - Repair or Replace
If your 2020 Kia Optima has developed a knocking or tapping sound coming from the engine, you could have a faulty crankshaft main bearing. Allow our certified technicians to help you determine the source of the noise and the best possible solution.