1999-2010 Chevy Silverado 2500 3500Front Axle Differential Carrier 3.73 RatioVehicle fitment below
Avalanche 25002002-2006Front Axle; 3.73 Ratio (Opt GT4)Silverado 1500 Pickup2001-2003Front Axle; Crew Cab, 3.73 Ratio (Opt GT4)Silverado 1500 Pickup2004-2006Front Axle; Crew Cab, 8 Lug Wheel, 3.73 Ratio (Opt GT4)Silverado 1500 Pickup2007Front Axle; Classic Style (Creased Door Skin), 8 Lug Wheel, 3.73 Ratio (Opt GT4)Silverado 2500 Pickup1999-2010Front Axle; 3.73 Ratio (Opt GT4)Silverado 3500 Pickup2001-2010Front Axle; 3.73 Ratio (Opt GT4)Suburban 25002000-2007Front Axle; 3.73 Ratio (Opt GT4)Suburban 25002008-2013Front AxleSierra 1500 Pickup2001-2003Front Axle; Crew Cab, 3.73 Ratio (Opt GT4)Sierra 1500 Pickup2004-2005Front Axle; Crew Cab, 8 Lug Wheel, 3.73 Ratio (Opt GT4)Sierra 1500 Pickup2006Front Axle; 8 Lug Wheel, 3.73 Ratio (Opt GT4)Sierra 1500 Pickup2007Front Axle; Classic Style (Creased Door Skin), 8 Lug Wheel, 3.73 Ratio (Opt GT4)Sierra 2500 Pickup1999-2010Front Axle; 3.73 Ratio (Opt GT4)Sierra 3500 Pickup2001-2010Front Axle; 3.73 Ratio (Opt GT4)Yukon XL 25002000-2007Front Axle; 3.73 Ratio (Opt GT4)Yukon XL 25002008-2013Front Axle
Sully Auto Parts – Terms & Conditions
Welcome to Sully Auto Parts!We specialize in quality used OEM auto parts at competitive prices. By purchasing from our store, you agree to the following terms and conditions.Shipping Policy
Handling Time:Orders usually ship within 3–4 business days. Some parts may require extra time if still in vehicles — buyers will be notified of any delays.
Delivery (USA):Standard delivery takes 3–5 business days depending on location.
Free Shipping (USA):Most items ship free unless stated otherwise.
International Shipping:We use ’s Global Shipping Program (GSP). Buyers outside the USA are responsible for duties, customs fees, and taxes.
Warranty, Returns & Refunds
90-Day Warranty:Most parts include a 90-day warranty (part only, not labor or incidental costs).
Damaged Items:Take photos of the unopened package if damaged and contact us immediately. Opening without documentation may affect eligibility.Professional Installation:We recommend parts be installed by a certified mechanic. We are not responsible for improper installation or misuse.
Wrong Part Ordered:Compatibility is the buyer’s responsibility. Return shipping is at the buyer’s cost. Refunds are issued once the item is returned in the same condition.
Return Authorization:Contact us via Messages within 30 days for an RMA number. Returns without authorization may be refused.
Restocking Fee:Returns due to buyer error may incur a restocking fee (up to 20%).Listings & Compatibility
Reference Photos:Images may be for reference only; actual items may vary.
Part Numbers:Always verify part numbers (especially radios, ABS pumps, and bezels).
VIN Matching:Provide your Vehicle Identification Number (VIN) for best fitment confirmation.
Programming Required Parts:For certain parts such as radios, control modules, ECMs, BCMs, and similar electronics, dealership reprogramming or anti-theft unlocking may be required.
We provide the donor vehicle VIN # with these parts.
The dealership may or may not charge an additional programming/unlock fee, which is the buyer’s responsibility.
Payments
All payments are processed securely through Payments.
We accept all major payment methods supported by , including credit/debit cards, Apple Pay, Google Pay, and PayPal (when available through ).
Payment is required at checkout
Customer Support & Disputes
Please contact us first before leaving negative response or opening an case.
We typically respond within 2 hours and resolve issues within 4 business days.
response Matters
If you are satisfied with your purchase, please leave us a 5-star review.
Your support helps us continue delivering reliable OEM auto parts at great prices.Thank you for shopping with Sully Auto Parts!We appreciate your trust and look forward to serving your automotive needs.
