Description
Quick Change Gear Set – 8500 Series – Set 21A – 10 Spline – 4.12 Ratios 6.32 / 2.69 – 4.86 Ratios 7.45 / 3.17 – Steel – Polished – Each
SKU: WIN8521A
🇺🇸 Express Shipping From USA
⏱️ Estimated Shipping: 1-3 days
🌍 Fast International Shipping Support
🏅 Not Ready For Shipping In 72 Hours, 100% Refund
Original price was: $128.16.$116.51Current price is: $116.51.
In stock
8 in stock
Your purchase is fully covered and protected. We aren't paid until your order is verified and shipped. Learn more.
| Weight | 6.73 lbs |
|---|---|
| Dimensions | 8.8 × 4.9 × 1.9 in |
| Spline | 10.0 |
| Set Number | 21A |
| Gear 1 Tooth Count | 15.0 |
| Gear 2 Tooth Count | 23.0 |
| 4:12 Ring And Pinion Low Ratio | 2.69 |
| 4:12 Ring And Pinion High Ratio | 6.32 |
| 4:57 Ring And Pinion Low Ratio | 2.98 |
| 4:57 Ring And Pinion High Ratio | 7.01 |
| 4:86 Ring And Pinion Low Ratio | 3.17 |
| 4:86 Ring And Pinion High Ratio | 7.45 |
| Spur Ratio | 1.533 |
| Heat Treaded | Yes |
| Alloy | 8620.0 |
| Material | Steel |
| Color | Polished |
| Finish | Polished |
| Quantity | Pair |
| Variant | Yes |
| Variant Group | Quick Change Gears12 |
| Variant Column | Set Number |
| Brand | |
| Condition | |
| Type | |
| Manufacturer Part Number | 8521A |
Quick Change Gear Set – 8500 Series – Set 21A – 10 Spline – 4.12 Ratios 6.32 / 2.69 – 4.86 Ratios 7.45 / 3.17 – Steel – Polished – Each
66718
Black/Red
Pair
Quick Click
Street Fire
Yes
Yes
Spiral Core
HEI
Kit
Blue Max
Yes
Yes
Spiral Core
Each
Steel
Zinc
Plated
Crankshaft Snout
Yes
8.661 in
Steel
Black
Oxide
Cast Iron
Natural
Natural
Each
Hi-Rev Oval Track
Aluminum
Machined
Natural
Each
3 in
Steel
Natural
Natural
Each
Front
Gasoline
0.0620 in
63.0
Main
1/4-32 in
Reviews
There are no reviews yet.