8237B Alternator 230 AMP Upgrade Wire 6 Groove Pulley 4 Pin Volt Regulator Black | PART OVERVIEW | This is an Original Tuff Stuff Alternator 230 AMP Upgrade Wire 6 Groove Pulley 4 Pin Voltage Regulator Black for 1999-2004 GM Truck Part# 8237B 2002 Cadillac Escalade V8 5.3 325 2002 Chevrolet Tahoe V8 4.8 294 2002 GMC Yukon V8 4.8 294 2002 GMC Yukon V8 6.0 364 2002 GMC Yukon XL 1500 V8 6.0 364 2002 GMC Yukon XL 2500 V8 6.0 364 2002 GMC Yukon XL 2500 V8 8.1 496 2001 Chevrolet Tahoe V8 4.8 294 2001 GMC Yukon V8 4.8 294 2001 GMC Yukon V8 6.0 364 2001 GMC Yukon XL 1500 V8 6.0 364 2001 GMC Yukon XL 2500 V8 6.0 364 2001 GMC Yukon XL 2500 V8 8.1 496 2000 Chevrolet Tahoe V8 4.8 294 2000 GMC Yukon V8 4.8 294 2000 GMC Yukon XL 2500 V8 6.0 364 FREE Standard Shipping on All Orders All parts ship from our Warehouse in 24 hours If Ordered Before 8:00 A.M, Except weekends PLEASE CHECK YOUR ORIGINAL PART NUMBER TO MAKE SURE IT MATCHES OURS BEFORE ORDERING ORIGINAL FACTORY PARTS Not Aftermarket | NEVER Refurbished ATC Auto Parts 'Best Selection of Quality Auto Parts at Absolutely Amazing Prices' All Parts Ship from Our Warehouse to YOU in 24 HOURS (Except for Weekends!) PLEASE CHECK YOUR ORIGINAL PART NUMBER TO MAKE SURE THE PART NUMBER MATCHES OURS BEFORE ORDERING! Need Help Finding the Right Part? Ask the Part Specialists at ATC Auto Parts! Our Team of Knowledgeable Part Specialists Have Decades of Auto Experience! After you receive your item if you have any question?s PLEASE CONTACT US BEFORE USING IT - We'd love to help you! All ATC Auto Parts Come with a 1-Year Warranty Please Note: If Local Pickup Is Selected the Order Will Require Payment to Be Made Prior to Pickup And/Or Local Delivery. We Do Not Accept Payments On Site. About Us Payment Shipping Return Contact Us FAQ About Us ATC Auto Parts is dedicated exclusively to the automotive industry, automotive professional, and the automotive enthusiast! We come from decades of experience and plenty of enthusiasm for the automotive industry. Our service-oriented, relationship-driven philosophy starts at the top and runs throughout ATC Auto Part's entire team. We offer a very large inventory of parts, with new arrivals daily to cover a vast list of makes and models. ATC Auto Parts hopes to be your one-stop shop for top-quality auto parts. Payment Quick and Easy payments are always available through's standard checkout system using a Secure PayPal Transaction of your Visa, MasterCard, Discover, American Express or PayPal Funds. Shipping The ATC Auto Parts professionals spend a great deal of time listing all automotive parts details - including a fitment chart, any special details, dimensions, shipping options, and much more when available or applicable to the part you are ordering! However, If for some reason our listing is unclear, please let ATC Auto Parts know so we can better serve you! Take Note: MOST ALL OF ATC AUTO PART'S PARTS ARE OFFERED WITH FREE SHIPPING! Returns If you would like to return an item, please contact ATC Auto Parts through messages. Please include all details of why you are returning with any photos to support your return claim. Once approved by an ATC Auto representative, we will be happy to review for accepting a return within 30 days of delivery. We always guarantee - if you receive any defective part, not the part you ordered, or any damaged part due to shipping by ATC Auto Parts will be refunded and/or replaced at no cost to you. We understand mistakes happen when ordering on line - maybe you ordered the wrong part, or the wrong color, or you just changed your mind...No Problem! We do not charge restocking fees. Any shipping costs incurred from your original order are non-refundable. Contact Us Have a question simply contact ATC Auto Parts via the Seller Link. FAQs Have a question simply contact ATC Auto Parts via the Seller Link. About Us | Feedback | Sell Smarter with Kyozou. Inventory and Ecommerce Management