Liqui Moly Fully Synthetic Gear Oil (GL5) SAE 75w-90 1 Litre LM501314 Both refer to the same

Both refer to the same right-hand side stub axle

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This is the off side (right side when seated in the driver's seat in a right-hand-drive vehicle

Yes — inspect the synchroniser ring for the 3rd gear position during the rebuild and replace it if there is any sign of wear or reduced clearance

Liqui Moly Fully Synthetic Gear Oil (GL5) SAE 75w-90 1 Litre LM501314 Both refer to the sameLiqui Moly Fully Synthetic Gear Oil (GL5) SAE 75w 90 1 Litre 1L Fully Synthetic High Performance Gear Oil For high load manual, auxiliary, transaxle & hypoid transmissions (API GL 5). Premium base oils & advanced additives ensure wide compatibility. Optimized for extreme conditions Delivers superior lubrication & protection. Features & Benefits Distinctive high pressure characteristics Excellent wear protection Outstanding viscosity stability