Wheels
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Train Wheel Overview
LEGO® Brand Train Wheels
Big Ben Bricks Train Wheels
Wheel Elements
LEGO® Brand Train Wheels
| Part ID | Image | Description | Geometry | Production | Bricklink / Colours | |
|---|---|---|---|---|---|---|
| 2878c01 | 
|
Train wheel assembly, axle through-hole | 23 mm flange diameter 2.5 mm tread 16.5 mm wheel diameter 4.0 mm depth |
1991 - 2005 | Price Guide: Black | |
| Price Guide: Light Bluish Gray | ||||||
| Price Guide: Light Gray | ||||||
| Catalog | ||||||
| 2878c02 | 
|
Train wheel assembly, no axle through-hole | 23 mm flange diameter 2.5 mm tread 16.5 mm wheel diameter 4.0 mm depth |
2006 - present | Price Guide: Black | |
| Price Guide: Light Bluish Gray | ||||||
| Catalog | ||||||
| 55423c01 | 
|
Spoked train wheel with technic cross-axle hole and rubber friction band | 24.0 mm flange diameter 2.5 mm tread 17.0 mm wheel diameter 5.0 mm depth |
2006 - present | Price Guide: Black | |
| Price Guide: Red | ||||||
| Catalog | ||||||
| 85489a | 
|
Blind Driver spoked train wheel with technic cross-axle hole and counterweight | 30.0 mm wheel diameter 5.0 mm tread 8.0 mm depth |
2009 - present | Price Guide: Black | |
| Price Guide: Red | ||||||
| Catalog | ||||||
| 85489b | 
|
Flanged Driver spoked train wheel with technic cross-axle hole and counterweight | 37.0 mm flange diameter 5.0 mm tread 30.0 mm wheel diameter 8.0 mm depth |
2009 - present | Price Guide: Black | |
| Price Guide: Red | ||||||
| Catalog | ||||||
| 50254 | 
|
Small train wheel | 2009 - present | Price Guide: Black | ||
| Price Guide: White | ||||||
| Catalog | ||||||
Big Ben Bricks Train Wheels
| Part ID | Image | Description | Geometry | Production | Colours | |
|---|---|---|---|---|---|---|
| fw17.6 | 
|
Flanged train wheel | 24 mm flange diameter 2.5 mm tread 17.6 mm wheel diameter 5.0 mm depth |
current | Black | |
| White | ||||||
| Dark Bluish Gray | ||||||
| Light Bluish Gray | ||||||
| Red | ||||||
| Blue | ||||||
| Yellow | ||||||
| Green | ||||||
| fd24.0 | 
|
Medium flanged driver | 29.0 mm flange diameter 5.0 mm tread 24.0 mm wheel diameter 8.0 mm depth |
current | Black | |
| White | ||||||
| Dark Bluish Gray | ||||||
| Light Bluish Gray | ||||||
| Red | ||||||
| Blue | ||||||
| Yellow | ||||||
| Green | ||||||
| bd24.0 | 
|
Medium blind driver | 5.0 mm tread 24.0 mm wheel diameter 8.0 mm depth |
current | Black | |
| White | ||||||
| Dark Bluish Gray | ||||||
| Light Bluish Gray | ||||||
| Red | ||||||
| Blue | ||||||
| Yellow | ||||||
| Green | ||||||
| fd30.4 | 
|
Large flanged driver | 36.8 mm flange diameter 5.0 mm tread 30.4 mm wheel diameter 8.0 mm depth |
current | Black | |
| White | ||||||
| Dark Bluish Gray | ||||||
| Light Bluish Gray | ||||||
| Red | ||||||
| Blue | ||||||
| Yellow | ||||||
| Green | ||||||
| bd30.4 | 
|
Large blind driver | 5.0 mm tread 30.4 mm wheel diameter 8.0 mm depth |
current | Black | |
| White | ||||||
| Dark Bluish Gray | ||||||
| Light Bluish Gray | ||||||
| Red | ||||||
| Blue | ||||||
| Yellow | ||||||
| Green | ||||||
| fd36.8 | 
|
Extra large flanged driver | 41.6 mm flange diameter 5.0 mm tread 36.8 mm wheel diameter 8.0 mm depth |
current | Black | |
| Dark Bluish Gray | ||||||
| Red | ||||||
| bd36.8 | 
|
Extra large blind driver | 8.0 mm tread 36.8 mm wheel diameter 8.0 mm depth |
current | Black | |
| Dark Bluish Gray | ||||||
| Red | ||||||
Wheel Dimensions
LEGO® Train Wheel Assembly (2878) Dimensions
LEGO® Technic Train Wheel (55423) Dimensions
LEGO® Flanged and Blind Driver Wheels (85489a/b) Dimensions
