
3D Models of Timing Gears and Pulleys for 3D Printing
This collection gathers 3D models for timing gears, pulleys, gear toys and clock mechanisms. You can use it to find STL files for 3D printing when a project needs a specific tooth count, belt profile or moving assembly. The set mixes functional parts and kinetic display pieces. 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

GT3 Belt Connector

GT2 Timing Pulley 20T - 8mm Bore

GEARBOX

Strain wave gear with timing belt

Rack & Pinion Gear Set

working clock

GT2 - Deep Grooves Pulley - Large

1:244 Gear increase/reduction fidget toy

GEARS MECHANISM - ALTERNATE MOTION ASSEMBLY TOY

Timing gear M8 T2.5 64 tooth 50mm

Performance Gear Shifter Knob for G29

Aesthetic Gear Clock
XL20 - 3/8 Timing Gear

Timing tool for Alfa Romeo, Fiat and Lancia

Ball Gear Fidget Toy

ThrustMaster TMX Pro Wheel timing gear.

Evolventen-Zahnrad-Starterpaket (M3) – 10–60 Zähne

RC 1/8 Gears torq vs Speed version

Timing belt pulley HTD 3M 8mm

TH8S Short Gear Mod (Extreme)

Retrograde Clock

CoreCube SAKURA Rev.2

Helical Gear Clock

Windup mechanism

Subaru WRX Crank Timing Gear Sample

Thrustmaster TH8A Reverse gear lockout pull up mod

Cube Gear Fidget Toy

DOHC ZC TIMING GEAR LOCK

pignone 20t passo 0,8

Gear Fidget Spinner

gear for 8 and 6 blade timing

Printed 80t timing pulley using GT2 20t

Retrograde Clock 2

Worm Gear Lathe Tool

Pulley Generator - Parametric Timing Belt Pulleys

Planetary Gearset Hub

Radus Prusa i2 - LM8UU - 8

Gearshift fidget toy V2

Hourglass Gear Fidget Toy

TBT (Timing Belt Tank)

Reduction Gearbox (262,144:1 Gear Ratio)

Day of Week Clock Internal Geneva

Timing Belt Sprocket Gear Beta GT2 2GT SCAD file

Gearbox Generator - Countless posibilities!

Ciclop Gear 16014
«3D Models of Timing Gears and Pulleys for 3D Printing»
Timing pulleys and belt-driven gears usually focus on pitch, bore and tooth profile, while fidget and kinetic gear sets are built around how the parts mesh and move. Clock and decorative gear projects often combine several wheels into a frame or display. Automotive timing tools and related components sit closer to repair or replacement work, so their shapes follow a specific engine layout.
On the model page, check the listed dimensions, tooth count, bore size and number of parts before downloading. Look at whether the author shows supports, orientation, layer height and material, and review photos of actual prints to judge surface finish and how parts meet. For moving parts, clearance between teeth and the need for post-processing matter more than a decorative finish.
If you need a timing component, search by belt profile, pitch, tooth count or bore size, and try synonyms such as pulley, sprocket, cog or timing wheel. For display projects, terms like fidget gear, planetary set, clock train or mechanical toy bring different results. Adding the intended use, such as engine tool, RC drive or desk toy, helps separate functional parts from decorative ones.
Questions fréquentes
What should I check before printing a timing gear model?
Can I scale a gear model to a different size?
How do I find a matching pulley or belt?
Are these models only for automotive use?
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