
Differential Gear 3D Models and STL Files
This collection gathers 3D models of differential reducers and gear systems for 3D printing. You will find educational cutaways, motorized assemblies, gear boxes with reducers, fidget builds and printable parts for small vehicles. It helps you compare how each design handles gear arrangement, housing and assembly before you download an STL. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
Le texte de cette collection est rédigé en anglais ; la recherche, elle, fonctionne dans toutes les langues.
Comment cette collection est composée
Polyzon compose cette collection à partir des résultats de recherche des plateformes connectées. Les doublons et les modèles sans aperçu sont retirés, les correspondances faibles sont placées à la fin, et le reste suit l’ordre de la recherche. Les modèles appartiennent à leurs auteurs : consultez les conditions sur la page de chaque modèle.
Règles de sélection : la rédaction de Polyzon · Texte mis à jour le 13/10/2026
Par où commencer
Tous les modèles de cette collection

DIFFERENTIAL GEAR ASSEMBLY

Functional Differential Gear System

Differential ,differential gear

Differential Gear - Educational model

Differential Gear

Differential Gear Box
Functional Differential Gear System

Differential Gear

Differential Gear Assembly Line (Conveyors, Tilting Fixture, Hydraulic press, and Controller)

Differential Gear

Differential Gear Box + Speed Reducer

Functional Differential Gear System

Differential Gear
![WLToys 144001 Differential Gear Box Cover (1254) [also fits RC cars 124019 & 124018]](https://cache.polyzon.org/api/img?url=https%3A%2F%2Fresize.thingiverse.com%2F%3Furl%3Dhttps%3A%2F%2Fcdn.thingiverse.com%2Fassets%2F15%2F7c%2F33%2Fc8%2F46%2F84973c04-42d2-4863-a4d6-1da1581c80d5.png%26w%3D1024%26h%3D1024%26fit%3Dcontain%26cbg%3Dwhite%26n%3D-1&w=300)
WLToys 144001 Differential Gear Box Cover (1254) [also fits RC cars 124019 & 124018]

Differential Gear Fidget

Differential Gear Set (Printable) - Diferencial (para impressão 3D)

Automotive Differential with Hypoid Gearing, Motorized Model

differential gear

Differential gear (part2 new assembly)

Differential gear of a car

Differential Gear Box

Motorized Functional Differential Gear System

Differential Gear Box with Speed Reducer and Spider Gears

Educational Model of Planetary Differential Gear

Differential Gear

Differential Gear Box

Module 1 Differential - Desktop Fidget Toy

Differential gear mechanisms

Differential gear

Differential Gear Box with Helical Bevel gears

Diferansiyel Dişli Kutusu // Car Differential Gear Box // Solidworks2019

Differential Gear Set

Functional Differential Gear System

Advanced Differential Gear Box - (Speed Reducer Worm Gear & Spider Gear)

Car Differential Gear Box

Differential Gear assembly (exploded view) | Solidworks

Differential Gear - Grupo Diferencial Funcional

Differential Gear Box

differential gear

Car Differential gear

Differential Gear Robot System

Spur Gear Differential

Advanced Differential Gear

Differential gear box

Differential gear model
«Differential Gear 3D Models and STL Files»
Educational models usually show the internal gear train through an open or cutaway housing, while functional motorized versions include a motor mount and moving output shafts. Gear boxes with speed reducers combine a differential with an additional reduction stage, and fidget versions simplify the mechanism into a hand-held form. Printable sets and replacement housings focus on fitting specific small-scale vehicle axles rather than demonstrating the full mechanism.
When choosing a model, check the listed scale, the number of parts and whether the author expects supports. Look at the material and settings the author lists, and review photos of real prints to judge how the gears mesh and how the housing closes. For moving assemblies, confirm that the axle and gear clearances match your printer's tolerance.
To refine the search, try synonyms such as differential gear, gear box, speed reducer, planetary gear and axle assembly. Related topics include RC car drivetrains, educational mechanics, fidget toys and printable gear sets. Adding terms like motorized, cutaway or assembly line can narrow the results toward a specific build style.
Questions fréquentes
What is the difference between an educational differential model and a functional one?
Do differential gear models need supports?
Can I scale a differential gear model to fit my project?
How do I find a differential model for a small RC vehicle?
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