Replacement bearings designed for use with TKM Classic Wheel Assemblies.

These bearings are used across the standard Classic wheel assembly system and are compatible with both V2 and V3 Classic wheel assembly setups.

📦 Bearing Size

• S685 — 5×11×5mm

🚂 Compatibility

Compatible with:

• TKM V2 Classic Wheel Assemblies
• TKM V3 Classic Wheel Assemblies

Not compatible with:

• Micro Train Systems

🔧 Performance

Hybrid ceramic bearings are recommended for the smoothest operation and lowest rolling resistance.

⚠️ Pack Sizes

• 12 Bearings = Middle Train System
• 24 Bearings = Front Train System

-Order a 12 pack for each middle car system you have. 3 Car Train System = 1x 24 bearing pack + 2x 12 bearing pack.

⚠️ Important Information

• Bearings are sold separately from train systems
• Please ensure you select the correct quantity for your setup
• Train systems and wheel assemblies not included
• Depending on stock levels bearings may take 1-2 weeks to ship