LEGO Differential Gear Casing with Tanks and Bolts (Left) Sticker (6573) | Brick Owl - LEGO Marketplace
LEGO MOC Simple Diff Lock by lbrix | Rebrickable - Build with LEGO
Moc Block Technical Parts 10pcs/set Technical Framed Differential Gear Set Pack Chassis Part Chassis Part Compatible With Lego - Model Building Kits - AliExpress