Automotive Spur Gear Market Size, Share Demand Report By Material Type (Steel Spur Gears, Powder Metallurgy Spur Gears, Aluminum Spur Gears), By Vehicle Type (Passenger Vehicles, Commercial Vehicles, Electric Vehicles), By Application (Transmission Systems, Steering Systems, Electric Drivetrain Applications), By Sales Channel (OEM Sales, Aftermarket Sales) By Region & Segment Forecasts, 2025–2034