MADE IN VIETNAM
TBP-0540020
16.5″ × 7″ Brake Drum — replaces 3600AX
INTERCHANGE WITH: 3600AX · 66864B · 10009830
Rear / Trailer brake drum for heavy-duty Class 8 trucks. 16.5″ × 7″ outboard mount enables quick installation and reliable braking. Built from durable cast iron with excellent heat dissipation to reduce brake fade and extend service life.
16.5″DIAMETER
7″WIDTH
109 lbWEIGHT
G3500GRAY IRON
Technical data sheet
TBP-0540020 · REV 03/2026DIMENSIONS
Overall depth7 in
Brake surface dia16.62 in
Pilot diameter8.75 in
Bolt circle · holes11.25 in · 10
MaterialG3500 (ASTM A48 CL35 eq)
Hardness207–255 HB
Weight109 lb
INTERCHANGE
3600AX3600A66864B66864F1000983010715085-123207-00260001-01889996BHD1M151.6700BAABP N42A1657BDB1657BSTWOTR1601BBD1657X13-00043
CHECK YOUR PART # →US TARIFF & DUTY GUIDE →FITMENTS
- Meritor trailer axle series
- Hendrickson INTRAAX trailer suspension
- SAF-Holland trailer axles
- Semi-trailer rear and tag axles
- Utility and Wabash semi-trailers
Why this drum
FMVSS 121 compliant
CNC-machined to OEM tolerances
Full 16.5″ bore, shares lining geometry with 3922X
Phosphate treatment standard on all drums
Vietnam origin, zero anti-dumping duty to the US
OEM interchangeable, no modification required
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