Home / Brake Lathe Accessories / Quick Change Adaptors / Large Truck Backing Plate – 7-1/4″ (886T) Large Truck Backing Plate – 7-1/4″ (886T) $222.90 Part Number: 85704 Large Truck Backing – 7 1/4″ Large Truck Backing Plate - 7-1/4" (886T) quantity Add to cart UPC: 682488857040 Category: Quick Change Adaptors Related products Toyota Backing Plate – 6 1/8″ (888T) $206.38 Part Number: 85706Add to Cart Quick-Chuck Kit – Includes 85708, 85704 & 85716 (880K) $1,031.93 Part Number: 85709Add to Cart Step Down Adaptor for reducing 1 7/8″ Hole to 1″ $45.52 Part Number: 85717Add to Cart Quick Chuck Standard Jaws (886J) $184.66 Part Number: 85702Add to Cart