Htr S-21209 Plate,Aspg Mt
Part Number
: 338-2162
Part Type
: Suspension - Air Suspension Air Spring Plate
Selling Package Quantity
: 1
Selling Package Quantity UOM
: EA
Weight
: 6.500000
Part number: 338-2162
Cross Reference: VMRS : 002057018; OTHER : HT303, MHT2123, MHT2129, S21209, S-21209
Product Class: Suspension - Air Suspension Air Spring Plate
Upgrade your trailer or heavy‑duty truck suspension with the Automann MHT2129 Air Spring Plate. Engineered to meet and exceed OEM standards, this robust mounting plate delivers reliable performance for Hendrickson Y‑Beam series applications.
✅ Product Highlights
Precision Construction: 12″ (305 mm) outer diameter, 0.187″ (4.75 mm) thickness plate — ideal for HY250YS, HT250YB, and HT250U‑Y air spring systems
Durable Material: Fabricated from high-grade steel to withstand heavy loads and environmental exposure
Direct OEM Fitment: Accurate bolt pattern ensures seamless replacement, maintaining factory suspension geometry
🔄 Cross‑Reference Compatibility
OEM / Brand
Equivalent Part Number
Automann
MHT2129
Hendrickson (Y‑Beam)
B21209, S21209
Dayton
338‑2162
Hendrickson-Turner
Same as above
This plate is a direct OEM-fit for HY250YS, HT250YB, HT250U‑Y Y‑Beam air spring systems
🛠️ Applications
Used in air suspension setups on heavy-duty trailers and trucks—restores OEM ride quality and spring alignment.
📏 Technical Specs
Outside Diameter (OD): 12 in / 305 mm
Thickness: 0.187 in / 4.75 mm
UPC / MPN: 889626101694 / MHT2129
Why Choose the Automann MHT2129?
✅ OEM‑compatible fit for seamless, tool‑free replacement
✅ Built tough with thick steel to resist deformation under load
✅ Cross-branded versatility reduces downtime—keep a Dayton or Hendrickson equivalent on hand