Back Biter

==Description==
The Back Biter is a Crack-Ups model based loosely on a Chevrolet Silverado. The casting was released a number of times and was discontinued in 1988 with the Crack-Ups line.
==Versions==
The Back Biter has come out in the following 1/64 scale versions:
Year	Series 	Color 	Tampo 	Base Color / Type	Window Color	Interior Color	Wheel Type	Toy #	Country 	Notes / Variations 	Photo
1985	Crack-Ups	Metalflake maroon	Orange, yellow and white bolts 	ZAMAC 	Black 	None 	BW 	7578 	Hong Kong	Named Back Biter 	
1985	Crack-Ups	Metalflake maroon	Orange, yellow and white bolts 	ZAMAC 	Black 	None 	BW 	7578 	Malaysia 	Named Back Biter 	
1985	Crack-Ups	Metalflake blue 	White, yellow and green stripes, "X-15" on sides	ZAMAC 	Black 	None 	BW 	7581 	Hong Kong	Named Bumper Thumper	75px
1985	Crack-Ups	Metalflake blue 	White, yellow and green stripes, "X-15" on sides	ZAMAC 	Black 	None 	BW 	7581 	Malaysia 	Named Bumper Thumper	75px
==Gallery==
Back Biter Brian Anna (1).jpg|Bumper Thumper on a Test Card (Brian Anna.com)
Back Biter Brian Anna (3).jpg
Back Biter Brian Anna (2).jpg
Category:1985 Hot Wheels
Category:Discontinued Vehicles
Category:Bob Rosas Designs
Category:Larry Wood Designs
Category:Crack-Ups
Category:Unlicensed Hot Wheels
Category:1:64
Category:Hot Wheels Original Designs
Category:Pickup Truck
Category:Vehicles with Movable Parts