Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
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Shop Winters At Speedway Motors

Starting as Winters Transmissions in 1958, Winters has grown into a world leader for performance parts for NASCAR, Dirt and Pavement Modifieds and Latemodels, 305, 360, and 410 Sprint Cars as well as street rods and muscle cars. Winters continues to create innovative designs for sprint car rearends and continues to be an industry leader. When you want world quality parts, look no further than Winters Performance.

Featured Products
Winters Quick Change Gears, 10 Spline
From: $59.99
Product Rating: 4.67 Stars
Winters Quick Change Gears, 10 Spline
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  • 8620 Steel
  • Heat Treated
  • CNC Machined
  • 10 spline
  • 1-1/4" Width

Winters Quick Change Gear Chart

Winters Grand National Rear Ends
Winters Grand National Rear Ends
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            Winters full floating Ford 9 inch Grand National rearend features lite weight steel hubs with brake rotor mounts. This Grand National rear end assembly comes complete with a new housing, two hubs, two brake rotors, two solid 31 spline axles, two drive flanges, ten lug nuts, rotor and drive flange bolts along with all the needed bearings and seals. 

Now available in either a 5 x 5" or 5 x 4-3/4" bolt pattern and three different widths:

  • 58" centered
  • 60" centered
  • 62" with a 1/2" offset.

 

Winters Grand National Rear End w/ GM Metric Brackets
Winters Grand National Rear End w/ GM Metric Brackets
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Winters full floating Ford 9 inch Grand National rear end for Metric chassis features lightweight steel hubs with brake rotor mounts. This Grand National rear end assembly comes complete with a new housing, two hubs, two brake rotors, two solid 31-spline axles, two drive flanges, ten lug nuts, rotor and drive flange bolts along with all the needed bearings and seals.

Now available in either a 5 on 5" or 5 on 4-3/4" bolt pattern and three different widths:

  • 58" centered
  • 60" centered
  • 62" with a 1/2" offset
Winters Sprint Pro Eliminator Rear End
From: $1,469.99
Winters Sprint Pro Eliminator Rear End
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The Winters Pro Elminator is the current state-of-the-art rearend used in all sprint car racing. The right-hand bell is part of the case, which allows the case to both stronger and lighter.

"Winters" Page 1 of 9

  • Winters Performance 5003 Heat Treated Lower Shaft, 19-1/2 Inch
    Winters Performance 5003 Heat Treated Lower Shaft, 19-1/2 Inch
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    Winters Replacement Parts

    Speedway Motors has everyting you need to repair or upgrade your Winters quick change rearend. From center sections and gear sets to bearings, washers and O-Rings, we can help you get your rear back on the track!

    Winters Replacement Parts Figure (pdf)

  • Winters Performance 6857-01 Small Inspection Plug
    Winters Performance 6857-01 Small Inspection Plug
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                If you have ever removed the original plugs in a Winters Pro Eliminator rear end, you know how hard they are to get a wrench on. These billet aluminum plugs replace the fill and drain plugs and accept a 9/16" socket.
            
  • Winters Performance 5095 3/4 Ton Wide 5 Spindle Nut Lock Washer
    Winters Performance 5095 3/4 Ton Wide 5 Spindle Nut Lock Washer
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                All the parts you need to service your Wide 5 hubs! 
            
  • Winters Performance 12441 Rearend Squaring Tool
    Winters Performance 12441 Rearend Squaring Tool
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    These sprint car Winters rearend squaring tools will save you time aligning your rear end and will allow you to work on other parts of the car at the same time without fear of moving the rear end out of "square".  They work off of the rear torsion bars to give you an accurate alignment.

    • Quick attachment system for rear end squaring
    • All aluminum construction
    • Works on all chassis types
  • Aluminum Midget 31-Spline Axle Nut
    Aluminum Midget 31-Spline Axle Nut
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                Aluminum midget axle nuts.  Measures 2-1/4" O.D. Choose right hand or left hand.
            
  • Winters Performance 6729 Replacement Rear Cover Gasket, Paper
    Winters Performance 6729 Replacement Rear Cover Gasket, Paper
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    Winters replacement gasket for Winters quick change rear ends. Available in economical paper.

    Winters Exploded View Figure (GIF)

  • Winters Performance 3230-55 5 Bolt Lightweight Drive Flange
    Winters Performance 3230-55 5 Bolt Lightweight Drive Flange
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                Works only with hubs designed for a 5 bolt drive flange.
            
  • Winters Grand National Rear Ends
    Winters Grand National Rear Ends
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                Winters full floating Ford 9 inch Grand National rearend features lite weight steel hubs with brake rotor mounts. This Grand National rear end assembly comes complete with a new housing, two hubs, two brake rotors, two solid 31 spline axles, two drive flanges, ten lug nuts, rotor and drive flange bolts along with all the needed bearings and seals. 

    Now available in either a 5 x 5" or 5 x 4-3/4" bolt pattern and three different widths:

    • 58" centered
    • 60" centered
    • 62" with a 1/2" offset.

     

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