Engineering CAD Design Library

Browse quality-checked 3D CAD models for engineering, product design, prototyping and manufacturing. Preview models online and download files in STEP, STP, IGES, STL, OBJ, PLY, DWG, DXF and more.

All3D PrintingAerospaceArchitectureAutomotiveAviationChemicalConstructionElectricalEnergy And PowerIndustrial DesignJewelleryMachine designMarineMedicalRobotics
All Designs (52 results) · Page 1 of 32D technical drawing library
Circular Flange Mount / Adapter for NEMA 17 motor
Circular Flange Mount / Adapter for NEMA 17 motor
Stepper motor
electronics
.STL
<100
<100
Free
Open STL file viewerConvert STL to STEP
Gripper / End-effector for Robotic Arms - Servo Operated
Gripper / End-effector for Robotic Arms - Servo Operated
Robotics
.IGES
<100
<100
$2.5
Open IGES file viewerConvert IGES to STEPGenerate 2D drawing
5 DOF Miniature Robotic Arm - 3D Printable
5 DOF Miniature Robotic Arm - 3D Printable
Industrial Design
3D_Printing
Autonomus_Operations
.IGES
<100
<100
$12
Open IGES file viewerConvert IGES to STEPGenerate 2D drawing
Tractor Loader MegaLoader Pro 500 (like JCB style)
Tractor Loader MegaLoader Pro 500 (like JCB style)
Architecture
1/2 Drive
.STL
<100
<100
$10
Open STL file viewerConvert STL to STEP
KP08 8mm Pillow Block 8mm Bearing holder
KP08 8mm Pillow Block 8mm Bearing holder
Machine design
CAD
.STL
<100
<100
Free
Open STL file viewerConvert STL to STEP
Muscle Car Concept – Red Rims & Grey Body stl
Muscle Car Concept – Red Rims & Grey Body stl
Automotive
Solidworks
3D modeling
.STL
<100
<100
$7
Open STL file viewerConvert STL to STEP

Browse CAD models by file format


STEP CAD modelsSTL CAD modelsIGES CAD modelsOBJ 3D modelsPLY modelsDWG drawingsDXF drawings

Browse CAD models by category


Automotive CAD modelsAerospace CAD modelsRobotics CAD models3D printing CAD modelsArchitecture CAD modelsIndustrial design CAD modelsMedical CAD modelsElectrical CAD models
6x6 Off-Road Expedition Camper Truck-stl
6x6 Off-Road Expedition Camper Truck-stl
Automotive
Solidworks
trucks
.STL
<100
<100
$6
Open STL file viewerConvert STL to STEP
LADDER FRAME CHASSIS WITH MOUNTINGS || NX SIEMENS
LADDER FRAME CHASSIS WITH MOUNTINGS || NX SIEMENS
Automotive
Design
CAD
.STL
<100
<100
$100
Open STL file viewerConvert STL to STEP
BRAKE CALIPER
BRAKE CALIPER
Automotive
.STL
<100
<100
$32
Open STL file viewerConvert STL to STEP
HELICAL GEAR
HELICAL GEAR
Automotive
.STL
<100
<100
$22
Open STL file viewerConvert STL to STEP
CRANKSHAFT
CRANKSHAFT
Automotive
.STL
<100
<100
$32
Open STL file viewerConvert STL to STEP
WHEEL ROTOR HUB ASSEMBLY
WHEEL ROTOR HUB ASSEMBLY
Automotive
.STL
<100
<100
$16
Open STL file viewerConvert STL to STEP
CLUTCH PLATE
CLUTCH PLATE
Automotive
.STL
<100
<100
$32
Open STL file viewerConvert STL to STEP
SPORTS CAR BRAKE CALIPER
SPORTS CAR BRAKE CALIPER
Automotive
.STL
<100
<100
$16
Open STL file viewerConvert STL to STEP
COIL SPRING
COIL SPRING
Automotive
.STL
<100
<100
$32
Open STL file viewerConvert STL to STEP
PISTON
PISTON
Automotive
.STL
<100
<100
$22
Open STL file viewerConvert STL to STEP
DIFFRENTIAL CROWN GEAR
DIFFRENTIAL CROWN GEAR
Automotive
.STL
<100
<100
$22
Open STL file viewerConvert STL to STEP
INTERNAL GEAR
INTERNAL GEAR
Automotive
.STL
<100
<100
$22
Open STL file viewerConvert STL to STEP
ROTOR DISC BRAKE
ROTOR DISC BRAKE
Automotive
.STL
<100
<100
$32
Open STL file viewerConvert STL to STEP
ROTOR DISC BRAKE HUB
ROTOR DISC BRAKE HUB
Automotive
.STL
<100
<100
$16
Open STL file viewerConvert STL to STEP
BRAKE PADS
BRAKE PADS
Automotive
.STL
<100
<100
$16
Open STL file viewerConvert STL to STEP
SUSPENSION
SUSPENSION
Automotive
.STL
<100
<100
$22
Open STL file viewerConvert STL to STEP
123next
Marathon OS logoThe CAD marketplace for modern teams
HomeAbout usWhy us?Contact us
Tools3D to 2D Drawing Pipeline3D CAD Viewer3D CAD File Converter
Library
Hire CAD Designers
Production-ready in 24 hrs
👤
→
2D Library
Ask a question
Privacy Policy|Terms of Service|Refund Policy|
© Marathon 2025 All Rights Reserved