WINTERS
Winters Performance Transmissions, Rear Ends, and Gear Sets at JJ Motorsports
Winters Performance, established in 1958, is a motorsports brand specializing in high-quality racing components such as quick change rear ends, gear sets, and drive shafts. With a focus on precision-engineered products for competitive racing, Winters enables rapid gear ratio changes, enhanced performance, reliability, speed, handling, and stability under pressure.
At JJ Motorsports, we offer a robust selection of Winters Performance items for your racing needs. Upgrade your drivetrain with the precision-engineered Falcon Transmission Input Shaft 18 Spline Steel, or opt for the high-performance Falcon LM Transmission 2-Speed Manual with aluminum case. For secure connections, consider the Input Shaft Collar Crank Hub Kit 18 Spline Steel. Maintenance is straightforward using the Falcon Transmission Tailhousing Bearing and Seal Kit, and complete rebuilds are covered by the Falcon Transmission Rebuild Kit including bearings, frictions, and seals. Secure your hubs reliably with the Retaining Ring Steel for Grand National Hub. Whether you're prepping for the track or upgrading your setup, Winters Performance provides trusted components for optimal results. Explore our inventory to find the right fit for your vehicle.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 6.29 2.70 4.86 7.41 3.18 Steel WIN8521
WINTERS
$110.99Track performance hinges on dialing in the right gear ratios for your specific racing conditions—too tall and you lose acceleration, too short and you're leaving top-end speed on the table. The...WIN8521- SKU:
- WIN8521
- Availability:
- Ships Same Business Day
- Weight:
- 6.75 LBS
- MFG Part #:
- 8521
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 5.36 3.17 4.86 6.31 3.74 Steel WIN8520A
WINTERS
$110.99If you're running a quick change rear end on the track, gear selection directly impacts your acceleration, top speed, and overall lap times. The Winters 8500 Series gives you the flexibility to dial...WIN8520A- SKU:
- WIN8520A
- Availability:
- Ships Same Business Day
- Weight:
- 6.55 LBS
- MFG Part #:
- 8520A
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 Ratio 5.36 3.17 4.86 Ratio 6.31 3.74 WIN8520
WINTERS
$110.99Quick-change rear ends demand gear sets engineered for rapid ratio swaps without breaking down under load—the Winters 8500 Series delivers exactly that. With four selectable ratios spanning 3.17 to 6...WIN8520- SKU:
- WIN8520
- Availability:
- Ships Same Business Day
- Weight:
- 6.53 LBS
- MFG Part #:
- 8520
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 Ratio 4.91 3.46 4.86 Ratio 5.78 4.08 Steel WIN8519
WINTERS
$110.99Quick change gear sets are essential for racers who need to optimize performance across different track conditions and race formats without breaking down the entire rear end. The Winters 8500 Series...WIN8519- SKU:
- WIN8519
- Availability:
- Ships Same Business Day
- Weight:
- 6.47 LBS
- MFG Part #:
- 8519
$110.99 -
Winters Quick Change Gear Set 18A 10 Spline 4.12 Ratio 5.24 3.24 4.86 Ratio 6.18 3.82 WIN8518A
WINTERS
$110.99If you're serious about drag racing or bracket competition, gear ratio selection can mean the difference between winning and watching from the pits. The Winters 18A Quick Change Gear Set gives you...WIN8518A- SKU:
- WIN8518A
- Availability:
- Ships Same Business Day
- Weight:
- 6.52 LBS
- MFG Part #:
- 8518A
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 1-3/8" Steel 4.12 5.20/3.27 4.86 6.12/3.85 WIN8518
WINTERS
$110.99The Winters 8500 Series Quick Change Gear Set 18 gives you the flexibility to dial in the exact gear ratios your racing conditions demand—without swapping out the entire differential. With four...WIN8518- SKU:
- WIN8518
- Availability:
- Ships Same Business Day
- Weight:
- 6.50 LBS
- MFG Part #:
- 8518
$110.99Qty in Cart: 0Quantity:Price:$110.99Subtotal: -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 Ratio 4.81 3.53 4.86 Ratio 5.67 4.17 Steel WIN8517A
WINTERS
$110.99Track performance hinges on selecting the right gear ratios for your racing conditions, and the Winters 8500 Series Quick Change Gear Set delivers that flexibility without the downtime. With four...WIN8517A- SKU:
- WIN8517A
- Availability:
- Ships Same Business Day
- Weight:
- 6.44 LBS
- MFG Part #:
- 8517A
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 4.75 3.57 4.86 5.60 4.21 Steel WIN8517
WINTERS
$110.99Track performance hinges on dialing in the right gear ratio for your specific racing conditions—and swapping ratios shouldn't require hours of downtime. The Winters 8500 Series Quick Change Gear Set...WIN8517- SKU:
- WIN8517
- Availability:
- Ships Same Business Day
- Weight:
- 6.49 LBS
- MFG Part #:
- 8517
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 4.86 Steel WIN8516
WINTERS
$110.99When track conditions change, your gear ratios need to change with them—and downtime costs you races. The Winters 8500 Series Quick Change Gear Set eliminates the hassle of pulling your differential...WIN8516- SKU:
- WIN8516
- Availability:
- Ships Same Business Day
- Weight:
- 6.55 LBS
- MFG Part #:
- 8516
$110.99 -
Winters Quick Change Gear Set 10 Spline 4.12 4.34 3.91 4.86 5.11 4.62 WIN8515A
WINTERS
$110.99If you're running a Winters 8500 Series quick change rear end, having multiple gear ratio options on hand is essential for dialing in performance across different track conditions and racing formats...WIN8515A- SKU:
- WIN8515A
- Availability:
- Ships Same Business Day
- Weight:
- 6.45 LBS
- MFG Part #:
- 8515A
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 4.34 3.91 4.86 5.11 4.62 Steel WIN8515
WINTERS
$110.99Quick gear changes can mean the difference between a winning run and a costly mistake on the track. The Winters 8500 Series Set 15 delivers the versatility you need to dial in your setup for...WIN8515- SKU:
- WIN8515
- Availability:
- Ships Same Business Day
- Weight:
- 6.43 LBS
- MFG Part #:
- 8515
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 5.77 2.94 4.86 6.80 3.47 WIN8514A
WINTERS
$110.99Quick change gear sets are essential for racers who demand flexibility without breaking down their entire rear end between sessions. The Winters 8500 Series delivers multiple ratio options in a...WIN8514A- SKU:
- WIN8514A
- Availability:
- Ships Same Business Day
- Weight:
- 6.65 LBS
- MFG Part #:
- 8514A
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 4.86 Steel WIN8514
WINTERS
$110.99Quick-change gear sets are essential for serious racers who need to dial in their vehicle's performance between rounds or test sessions without breaking down the entire rear end. The Winters 8500...WIN8514- SKU:
- WIN8514
- Availability:
- Ships Same Business Day
- Weight:
- 6.63 LBS
- MFG Part #:
- 8514
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 5.15 3.30 4.86 6.07 3.89 Steel WIN8513
WINTERS
$110.99If you're running a high-performance racing program, your gear selection directly impacts acceleration, top-end speed, and overall drivability across different track conditions. The Winters 8500...WIN8513- SKU:
- WIN8513
- Availability:
- Ships Same Business Day
- Weight:
- 6.50 LBS
- MFG Part #:
- 8513
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 Ratio 4.60 3.69 4.86 Ratio 5.42 4.36 Steel WIN8512
WINTERS
$110.99If you're serious about optimizing your quick change rear end setup, selecting the right gear ratio is non-negotiable—it directly impacts acceleration, top speed, and overall lap consistency. The...WIN8512- SKU:
- WIN8512
- Availability:
- Ships Same Business Day
- Weight:
- 6.42 LBS
- MFG Part #:
- 8512
$110.99 -
Winters Quick Change Gear Set 10 Spline 22/27 Teeth 4.12 Ratio 5.06/3.36 4.86 Ratio 5.96/3.96 WIN8511
WINTERS
$110.99Track performance hinges on precise gear selection, and mid-race changes shouldn't cost you time or reliability. The Winters WIN8511 Quick Change Gear Set eliminates guesswork with dual ratio...WIN8511- SKU:
- WIN8511
- Availability:
- Ships Same Business Day
- Weight:
- 6.50 LBS
- MFG Part #:
- 8511
$110.99 -
Winters Quick Change Gear Set 10A 10 Spline 22/30 Teeth 8500 Series WIN8510A
WINTERS
$110.99If you're running a 10-spline differential in a high-performance racing setup, gear ratio changes are critical to dialing in your performance across different tracks and conditions. The Winters 8510A...WIN8510A- SKU:
- WIN8510A
- Availability:
- Ships Same Business Day
- Weight:
- 6.57 LBS
- MFG Part #:
- 8510A
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 Ratio 5.57 3.05 4.86 Ratio 6.57 3.59 Steel WIN8510
WINTERS
$110.99Quick change gear sets are essential for racers who need to dial in their rear end for different track conditions without swapping entire assemblies. The Winters 8500 Series gives you two proven...WIN8510- SKU:
- WIN8510
- Availability:
- Ships Same Business Day
- Weight:
- 6.62 LBS
- MFG Part #:
- 8510
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 4.94 3.43 4.86 5.83 4.05 WIN8509A
WINTERS
$110.99Quick-change rear ends demand precise gear ratios to extract maximum performance from your setup—and this Winters gear set gives you the flexibility to dial in the perfect combination for your...WIN8509A- SKU:
- WIN8509A
- Availability:
- Ships Same Business Day
- Weight:
- 6.50 LBS
- MFG Part #:
- 8509A
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 4.99 3.40 4.86 5.88 4.02 Steel WIN8509
WINTERS
$110.99Winters Quick Change gear sets eliminate downtime between races by letting you swap ratios in minutes rather than hours. Whether you're fine-tuning for track conditions or running multiple events,...WIN8509- SKU:
- WIN8509
- Availability:
- Ships Same Business Day
- Weight:
- 6.47 LBS
- MFG Part #:
- 8509
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 Ratio 4.84 3.51 4.86 Ratio 5.70 4.14 Steel WIN8508A
WINTERS
$110.99Track performance hinges on gear selection, and the Winters 8500 Series Quick Change Gear Set delivers the versatility you need to dial in your setup for any racing condition. With four distinct...WIN8508A- SKU:
- WIN8508A
- Availability:
- Ships Same Business Day
- Weight:
- 6.47 LBS
- MFG Part #:
- 8508A
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline Steel 4.12 4.87 3.49 4.86 5.74 4.11 WIN8508
WINTERS
$110.99If you're running a Winters 8500 Series quick change rear end, swapping gear ratios between races or test sessions is critical to optimizing lap times and vehicle dynamics. This gear set eliminates...WIN8508- SKU:
- WIN8508
- Availability:
- Ships Same Business Day
- Weight:
- 6.47 LBS
- MFG Part #:
- 8508
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 Ratio 4.71 3.61 4.86 Ratio 5.55 4.25 Steel WIN8507A
WINTERS
$110.99Quick-change gear sets let you dial in your rear axle ratio between rounds without swapping the entire differential—critical for drag racing, road racing, and dyno tuning where track conditions and...WIN8507A- SKU:
- WIN8507A
- Availability:
- Ships Same Business Day
- Weight:
- 6.45 LBS
- MFG Part #:
- 8507A
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 Ratio 4.66 3.65 4.86 Ratio 5.49 4.30 WIN8507
WINTERS
$110.99Quick-change gear sets are essential for serious racers who need to optimize their final drive ratio for different track layouts and conditions without swapping entire differentials. The Winters 8500...WIN8507- SKU:
- WIN8507
- Availability:
- Ships Same Business Day
- Weight:
- 6.43 LBS
- MFG Part #:
- 8507
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 Ratio 4.48 3.79 4.86 Ratio 5.28 4.47 Steel WIN8506
WINTERS
$110.99Track conditions and racing strategy demand gear flexibility—the Winters Quick Change 8500 Series lets you dial in the perfect ratio for each session without swapping housings. With multiple ratio...WIN8506- SKU:
- WIN8506
- Availability:
- Ships Same Business Day
- Weight:
- 6.42 LBS
- MFG Part #:
- 8506
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.29 3.96 5.06 4.67 Steel WIN8505
WINTERS
$110.99If you're running a quick change rear end, gear selection directly impacts acceleration, top speed, and overall track performance. The Winters 8500 Series Set 5 gives you four proven ratios in a...WIN8505- SKU:
- WIN8505
- Availability:
- Ships Same Business Day
- Weight:
- 6.41 LBS
- MFG Part #:
- 8505
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 5.26 3.22 4.86 6.21 3.80 Steel WIN8504A
WINTERS
$110.99If you're running a quick-change rear end in competitive racing, you need gear ratios that match your track's demands without breaking down mid-season. The Winters 8500 Series delivers two proven...WIN8504A- SKU:
- WIN8504A
- Availability:
- Ships Same Business Day
- Weight:
- 6.49 LBS
- MFG Part #:
- 8504A
$110.99Qty in Cart: 0Quantity:Price:$110.99Subtotal: -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 5.32 3.19 4.86 6.27 3.76 Steel WIN8504
WINTERS
$110.99When you're chasing lap times across different track configurations, a one-gear setup won't cut it. The Winters Quick Change Gear Set 8500 Series gives you the flexibility to dial in the perfect...WIN8504- SKU:
- WIN8504
- Availability:
- Ships Same Business Day
- Weight:
- 6.51 LBS
- MFG Part #:
- 8504
$110.99 -
Winters Quick Change Gear Set 8500 Series 10 Spline 4.12 5.11 3.32 4.86 6.02 3.92 Steel WIN8503
WINTERS
$110.99Track performance demands precise gear selection, and the Winters 8500 Series Quick Change Set 3 delivers the flexibility to dial in your differential for any racing condition. With dual ratio...WIN8503- SKU:
- WIN8503
- Availability:
- Ships Same Business Day
- Weight:
- 6.52 LBS
- MFG Part #:
- 8503
$110.99 -
Winters Quick Change Gear Set 8502 10 Spline 4.12 Ratios 4.27 3.97 4.86 Ratios 5.04 4.69 WIN8502
WINTERS
$110.99If you're serious about extracting maximum performance from your quick change rear end, gear selection is everything—and the Winters 8502 gives you precision ratios engineered to match your track...WIN8502- SKU:
- WIN8502
- Availability:
- Ships Same Business Day
- Weight:
- 6.44 LBS
- MFG Part #:
- 8502
$110.99 -
Winters Quick Change Gear Set 4.86 Ratio 10 Spline Steel WIN8501
WINTERS
$110.99Quick-change gear sets are essential for competitive racers who need to fine-tune performance between rounds without complete rear-end teardowns. The Winters 4.86 ratio delivers aggressive...WIN8501- SKU:
- WIN8501
- Availability:
- Ships Same Business Day
- Weight:
- 6.40 LBS
- MFG Part #:
- 8501
$110.99 -
Winters Billet Aluminum O-Ring Gear Cover 2nd Gen WIN8478
WINTERS
$9.99If you're running a Winters quick-change rear end, a reliable gear cover is non-negotiable—it prevents fluid loss, keeps contaminants out, and maintains consistent gear lubrication during sustained...WIN8478- SKU:
- WIN8478
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 8478
$9.99 -
Winters 6-Bolt Billet Gear Cover with O-Ring WIN8447
WINTERS
$9.99A leaking rear end is a liability on the track and the street. The Winters 6-Bolt Billet Gear Cover delivers a secure, leak-resistant seal with integrated O-ring design, keeping your quick-change...WIN8447- SKU:
- WIN8447
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- 8447
$9.99 -
Winters O-Ring Gear Cover 10-Bolt Billet Aluminum WIN8446
WINTERS
$8.99Gear cover failures lead to fluid loss, contamination, and catastrophic drivetrain damage—especially under racing conditions. The Winters O-Ring Gear Cover eliminates this risk with a...WIN8446- SKU:
- WIN8446
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 8446
$8.99 -
Winters O-Ring Inner 4045 Wide 5 Hub 007 8430
WINTERS
$2.99Proper sealing is critical to reliable Wide 5 hub performance, and a worn or missing O-ring compromises both durability and safety on the track. The Winters O-Ring Inner 4045 delivers the precision...WIN8430- SKU:
- WIN8430
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- 8430
$2.99 -
Winters Steel Seal Retaining Ring for Wide 5 Hub 8328
WINTERS
$5.99If you're running a Wide 5 hub setup, a compromised seal retaining ring means contamination, bearing degradation, and potential on-track failure. The Winters Steel Seal Retaining Ring locks down your...WIN8328- SKU:
- WIN8328
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 8328
$5.99 -
Winters 10-24 x 3/8 Spindle Nut Lock Screw Steel Black Oxide WIN7938
WINTERS
$3.49If you're running a Wide 5 hub setup, a secure spindle nut is non-negotiable—a loose fastener here can lead to catastrophic wheel failure at speed. This Winters lock screw provides the precision fit...WIN7938- SKU:
- WIN7938
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 7938
$3.49 -
Winters 5/16-18 x 5/8 Drive Flange Screw WIN7913
WINTERS
$1.99When you're running Winters hubs, you need fasteners that match their precision engineering—and this drive flange screw delivers exactly that. The black oxide finish resists corrosion in harsh track...WIN7913- SKU:
- WIN7913
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 7913
$1.99 -
Winters Cover Nut Short Quick Change Aluminum Black 7794ASBK
WINTERS
$5.49If you're running a Winters Quick Change differential, you need fasteners that won't let you down on the track or in the shop. This aluminum cover nut provides a secure, corrosion-resistant...WIN7794ASBK- SKU:
- WIN7794ASBK
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 7794ASBK
$5.49 -
Winters Front Seal Snap Ring Steel Natural Lower Shaft Seal Plate Winters Quick Change 7653
WINTERS
$7.99Proper sealing is critical to rear end longevity, and a failed snap ring can lead to fluid leakage and catastrophic differential failure. The Winters Front Seal Snap Ring 7653 secures your lower...WIN7653- SKU:
- WIN7653
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 7653
$7.99
