Description

Gear Cover Bearing – Ball Bearing – Steel – Winters Heavy Duty Sprint Cover – Each

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About WINTERS

For more than 60 years, Winters Performance Products has been producing high-performance rear ends and driveline components for racing and street use. Their product offering includes everything from quick-change gear sets to shifter assemblies, as well as many components specifically for the sprint car market.

International Shipping

Below are estimated rates and delivery times for popular destinations; full carrier options are available at checkout.

Our dedicated team has years of experience managing international logistics and customs documentation to ensure smooth delivery from our US warehouse to your door. Please review our shipping policy and local import regulations before ordering.

Loading international estimates...

Reviews

There are no reviews yet.

Be the first to review “WINTERS Bearing 7521”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PERMA-COOL Frame Rail Trans Cooler Kit 997

    SKU: PRM997
    Product information
    • Weight1.65 lbs
    • Dimensions20.4 × 4.6 × 4.5 in
    • Overall Height

      2.5 in

    • Overall Width

      12 in

    • Material

      Aluminum

    • Color

      Natural

    • Finish

      Natural

    Details...
    Original price was: $50.38.Current price is: $41.98.Add to cart
    Original price was: $50.38.Current price is: $41.98.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PRO SHOCK C/O Kit-Threaded Shock C320

    SKU: PROC320
    Product information
    • Weight0.475 lbs
    • Dimensions8.05 × 5.15 × 1.2 in
    • Quantity Of Shocks Converted

      1.0

    • Coil-Spring Diameter

      2.5 in, 2.625 in

    • Shock Diameter

      2 in

    • Adjuster Nut Included

      Yes

    • Spring Cap Included

      Yes

    Details...
    Original price was: $88.19.Current price is: $73.49.Add to cart
    Original price was: $88.19.Current price is: $73.49.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PERTRONIX IGNITION Ignitor Conversion Kit FO-181

    SKU: PRTFO-181
    Product information
    • Weight0.29 lbs
    • Dimensions6.2 × 4.85 × 1.55 in
    • Quantity

      Kit

    • Product Line

      Ignitor

    • Advance Type

      Vacuum / Mechanical

    • Trigger Method

      Magnetic

    • Voltage

      12V

    Details...
    Original price was: $192.00.Current price is: $174.04.Add to cart
    Original price was: $192.00.Current price is: $174.04.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PERTRONIX IGNITION Ignitor Conversion Kit LU-166A

    SKU: PRTLU-166A
    Product information
    • Weight0.195 lbs
    • Dimensions6.2 × 4.85 × 1.7 in
    • Product Line

      Ignitor

    • Trigger Method

      Magnetic

    • Voltage

      12V

    • Positive / Negative Ground

      Negative

    • Advance Type

      Vacuum / Mechanical

    Details...
    Original price was: $154.00.Current price is: $139.98.Add to cart
    Original price was: $154.00.Current price is: $139.98.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MELLING Screen Assembly 83-S2

    SKU: MEL83S2
    Product information
    • Weight1.79 lbs
    • Dimensions14.85 × 6.35 × 5.85 in
    • Inlet Diameter

      0.625 in

    • Mounting Style

      Bolt On

    • Internal/External

      Internal

    • Color

      Natural

    • Finish

      Natural

    Details...
    Original price was: $33.48.Current price is: $30.44.Add to cart
    Original price was: $33.48.Current price is: $30.44.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MELLING Screen Assembly 68-S

    SKU: MEL68S
    Product information
    • Weight0.75 lbs
    • Dimensions8.1 × 6.15 × 5.2 in
    • Inlet Diameter

      0.5 in

    • Mounting Style

      Bolt On

    • Internal/External

      Internal

    • Color

      Natural

    • Finish

      Natural

    Details...
    Original price was: $18.71.Current price is: $17.01.Add to cart
    Original price was: $18.71.Current price is: $17.01.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LONGACRE Ignition/Starter Switch 52-45490

    SKU: LON52-45490
    Product information
    • Weight0.29 lbs
    • Dimensions8.9 × 6.5 × 1.05 in
    • Quantity

      Each

    • Intended Application

      Universal

    • Activation Method

      Toggle

    • On/Off/Momentary

      On/Off/Momentary

    • Terminal Style

      Screw

    Details...
    Original price was: $46.73.Current price is: $42.48.Add to cart
    Original price was: $46.73.Current price is: $42.48.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SCRIBNER Utility Jug 3 Gallon – Red 2020R

    SKU: SCR2020R
    Product information
    • Weight2.745 lbs
    • Dimensions16.15 × 9.8 × 9.55 in
    • Style

      Jug

    • Shape

      Square

    • Length

      9.5 in

    • Width

      9.5 in

    • Height

      16 in

    Details...
    Original price was: $38.57.Current price is: $32.14.Add to cart
    Original price was: $38.57.Current price is: $32.14.
    Quantity Only 9 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HYPERCO 2.25 ID Helper Spring HELPERSPRG-2.25ID

    SKU: HYPHELPERSPRG-2.25
    Product information
    • Weight0.52 lbs
    • Dimensions7.25 × 4.4 × 4.3 in
    • Spring Type

      Helper

    • Length

      4 in

    • Linear Rate

      25 lb/in

    • Material

      Steel

    • Color

      Blue

    Details...
    Original price was: $47.15.Current price is: $41.00.Add to cart
    Original price was: $47.15.Current price is: $41.00.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VENTSHADE BUGFLECTOR II 24757

    SKU: VEN24757
    Product information
    • Weight2 lbs
    • Dimensions57.25 × 6.75 × 3.5 in
    • Product Line

      Bugflector II

    • Application Specific

      Yes

    • Material

      Plastic

    • Color

      Dark Smoke

    • Quantity

      Each

    Details...
    Original price was: $77.00.Current price is: $69.99.Add to cart
    Original price was: $77.00.Current price is: $69.99.Add to wishlist

    54