LEGO Technic Differential gear box kit (gears, pins, axles, connectors) 27 pieces by LEGO : Amazon.es: Juguetes y juegos
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Technic, Gear Differential 28 Teeth : Part 73071 | BrickLink
New heavy-duty differential in the LEGO Technic 42143 Ferrari Daytona SP3 set! - YouTube
Smartable Moc Technical Framed Differential Gear Set Building Block Chassis Parts For Cars Compatible Major Brands 2pcs/lot - Blocks - AliExpress
LEGO Sets with Part 6573 Technic Differential New, Gear