Lucerne V6-3.9L (2009)
2. If the noise encountered is considered louder than a comparison vehicle, replace the transmission final drive internal gear (120), final drive sun
gear (121) and final drive carrier assembly (100). Refer to Final Drive Assembly Replacement, Case Extension Replacement and Final Drive
Internal Gear Replacement in SI.
3.11 Final Drive Ratio (FV3)
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Final Drive Internal Gear (120), P/N 08677862
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Final Drive Sun Gear (121), P/N 24256733
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Final Drive Carrier Assembly (100), P/N 24256635
3.71 Final Drive Ratio (FV4)
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Final Drive Internal Gear (120), P/N 08677862
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Final Drive Sun Gear (121), P/N 24256732
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Final Drive Carrier Assembly (100), P/N 24256632
Parts Information