We have had these remanufactured and they are in stock and shipping. GM part # 25526387
New 89 Turbo Trans Am belt tensioner. I believe we have sold more of these than any other engine accessory. They are always worn out or get broken replacing the alternator. GM part # 25525338 new pulley is included.
4.10 lbs. Factory units were 3.70 lbs, better quality materials with today's technology has produced a better quality product.