TK10620 New Timing Chain Kit Meets or Exceeds OE Standard Quality and Performance Requirements. Fits : 02-07 Chevrolet Corolado GMC Canyon Hummer Isuzu 2.8L 3.5L 4.2L Includes : 1 Timing Chain (168 link) 1 Tensioner (cam chain tensioner) 1 Cam Sprocket left (left cam sprocket 58 teeth) 1 Cam Sprocket right (NOT VVT Actuator Gear) 1 Crank Sprocket (29 teeth) 1 Guide Rail upper (upper rail at cam gears) 1 Guide Rail lower (right side for cam chain) 1 Guide Rail lower (left side for cam chain) 1 Balance Shaft Chain (balance shaft chain - 110 link) 1 Balance Shaft Tensioner (spring operated) 1 Guide Rail Blance Shaft (balance shaft rail assembly) Confirm this part fits your vehicle before purchasing by checking fitment data above.