10K General Duty Trailer Brake - Left Hand Backing Plate - 12.25 x 3.375 Brake Shoe

10K GD Electric Brake Assembly (12‑1/4″ × 3‑3/8″) — Left Side (023‑450‑00)

Compatible Brands: Dexter, Lippert, Duratek, 
Part Number: K23‑450‑00 (023‑450‑00)
Capacity: 10,000 lb per pair (9K–10K GD)
Orientation: Left side (driver’s side)
Brake Type: Electric, self-adjusting (Rear self‑adjusting)
Backing Plate: Cast, 7‑bolt mounting pattern
Drum Size Compatibility: 12‑1/4″ diameter × 3‑3/8″ wide shoes

Key Features

• Direct replacement for Dexter part K23‑450‑00—perfect fit for 9K–10K general‑duty axles
  

• Self-adjusting mechanism keeps shoe-to-drum clearance optimal, reducing manual maintenance
  

• 7‑bolt flange ensures secure mounting to axle flange; confirm your axle uses 7 bolts before ordering
  

• Robust cast backing plate—more durable than stamped versions
  

Ideal For

• Replacing a single left-hand brake assembly on 10K general‑duty Dexter axles

• Quick and simple swap when paired with its right-side counterpart (K23‑451‑00)

• Trailers needing reliable, low-maintenance braking systems