Parts and Part No's
Trek Head Set
Top Bearing
TH-873S ACB 36°x45°
Inch Dia: 1-1/8"
Measurement Unit: Metric
Inside Diameter: 30.20mm
Outside Diameter: 41.00mm
Width: 6.50mm
Seals or Shields: Rubber Seals
Clearance: Standard
Headset Chamfer: 36° / 45°
Bottom Bearing
ACB 6808 SS 40 x 51 x 6.5 36x36 degrees
Stamped on bearing ACB 3636-150 SS
LOWER BEARING FOR TREK MADONE 2011 ONWARDS & TREK DOMANE (ENDURO BEARING)
Also known as: ACB6808SS
Inner x Outer x Depth (mm): 40 x 51 x 6.5
Inch Dia: 1-1/2"
Angle / Chamfer (Deg): 36 / 36
Bearing ID: 40mm
Bearing OD: 51mm
Bearing Thickness: 6.5mm
Internal Angle: 36 Degrees
External Angle: 36 Degrees
Material: Stainless Steel
Grease: Mobil XHP-222 or SINOPEC HTHS Bearing Grease
Seal: Double-sealed 2RS
Used On: Trek Madone (Lower Cup)
Equivalent Part Ref
Shimano Disc Brake Pads
L02A resin