[Vehicle Fitment-1]: Compatible with Chevrolet Express 1500 2006-2007 V8 5.3L, Express 2500 2007 V8 4.8L, Express 2500 2006-2007 V8 6.0L, Express 2500 2006 V8 6.6L, Express 3500 2007 V8 4.8L V8 6.0L, Express 3500 2006 V8 6.6L, Silverado 1500 HD 2006 V8 6.0L, Silverado 2500 HD 2006 V8 6.0L V8 6.6L V8 8.1L, Silverado 2500 HD Classic 2007 V8 6.0L V8 6.6L, Silverado 3500 2006 V8 6.0L V8 6.6L V8 8.1L [Vehicle Fitment-2]: Compatible with GMC Savana 1500 2006-2007 V8 5.3L, Savana 2500 2007 V8 4.8L, Savana 2500 2006-2007 V8 6.0L, Savana 2500 2006 V8 6.6L, Savana 3500 2007 V8 4.8L V8 6.0L, Savana 3500 2006 V8 6.6L, Sierra 1500 HD 2006 V8 6.0L, Sierra 2500 HD 2006 V8 6.0L V8 6.6L V8 8.1L, Sierra 2500 HD Classic 2007 V8 6.0L V8 6.6L, Sierra 3500 2006 V8 6.0L V8 6.6L V8 8.1L, Yukon/Yukon XL 1500 2005-2006 V8 6.0L [Reference Number]: 11348N, 11348, 21998419, 0124325134, 0124325214 [Specifications]: ① Voltage: 12V; ② Amperage: 100A; ③ Rotation: CW (Clockwise); ④ Number of Grooves: 6-Groove Pulley; ⑤ Condition: New [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted alternators. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind. A-premium Alternators are an ideal choice to replace your broken Alternators. All Alternators meet or exceed OEM specifications. Due to high manufacturing standard, it will come with one year quality guarantee.

Compatible with Chevrolet Models:
2006-2007 Express 1500 V8 5.3L
2007-2007 Express 2500/Express 3500 V8 4.8L
2006-2007 Express 2500/Express 3500 V8 6.0L
2006-2006 Express 2500/Express 3500/Silverado 2500 HD V8 6.6L
2006-2006 Silverado 1500 HD/Silverado 2500 HD/Silverado 3500 V8 6.0L
2006-2006 Silverado 2500 HD V8 8.1L
2007-2007 Silverado 2500 HD Classic V8 6.0L
2007-2007 Silverado 2500 HD Classic V8 6.6L Dual Alternator, 2 Used
2006-2006 Silverado 3500 V8 6.6L/V8 8.1L

Compatible with GMC Models:
2006-2007 Savana 1500 V8 5.3L
2007-2007 Savana 2500 V8 4.8L
2006-2007 Savana 2500 V8 6.0L
2006-2006 Savana 2500/Savana 3500 V8 6.6L
2007-2007 Savana 3500 V8 4.8L/V8 6.0L
2006-2006 Sierra 1500 HD/Sierra 2500 HD V8 6.0L
2006-2006 Sierra 2500 HD V8 6.6L/V8 8.1L
2007-2007 Sierra 2500 HD Classic V8 6.0L
2007-2007 Sierra 2500 HD Classic V8 6.6L Dual Alternator, 2 Used
2006-2006 Sierra 3500 V8 6.6L/V8 8.1L/V8 6.0L
2005-2006 Yukon/Yukon XL 1500 V8 6.0L

OEM Number: 11348N, 11348, 21998419, 0124325134, 0124325214
Quantity Sold: One Piece
Note: It only fits the model with 100 Amp/12 Volt, Clockwise and 6-Groove Pulley