New from Exotek Racing is this heavy duty machined 7075 alloy differential case for the TLR 22X-4. For rear, centre or front diff use, machined pockets allows for extra fluid to be added for increased fluid capacity and life and the metal construction aids in oil cooling for more consistency. The case weight is 8 … Continue reading Exotek TLR 22X-4 7075 alloy gear case