Description
Quick Change Gear Set – 8500 Series – Set 21 – 10 Spline – 4.12 Ratios 6.29 / 2.70 – 4.86 Ratios 7.41 / 3.18 – Steel – Polished – Each
SKU: WIN8521
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Original price was: $128.16.$116.51Current price is: $116.51.
In stock
6 in stock
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| Weight | 6.75 lbs |
|---|---|
| Dimensions | 8.9 × 5 × 1.9 in |
| Spline | 10.0 |
| Set Number | 21 |
| Gear 1 Tooth Count | 19.0 |
| Gear 2 Tooth Count | 29.0 |
| 4:12 Ring And Pinion Low Ratio | 2.7 |
| 4:12 Ring And Pinion High Ratio | 6.26 |
| 4:57 Ring And Pinion Low Ratio | 2.99 |
| 4:57 Ring And Pinion High Ratio | 6.98 |
| 4:86 Ring And Pinion Low Ratio | 3.18 |
| 4:86 Ring And Pinion High Ratio | 7.41 |
| Spur Ratio | 1.526 |
| 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 | 8521 |
Quick Change Gear Set – 8500 Series – Set 21 – 10 Spline – 4.12 Ratios 6.29 / 2.70 – 4.86 Ratios 7.41 / 3.18 – Steel – Polished – Each
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Aluminum
Natural
Natural
Each
Yes
Steel
Cadmium
Plated
Each
Slide-In
Each
Aluminum
Red
Anodized
Flying Magnet
Each
Steel
Black
Paint
Distributor Weight Plate
Super Conductor
Yes
Yes
Spiral Core
HEI
Plastic
Gray
Each
HEI
Natural
Black MAX
Twintube
Hydraulic
14.52 in
24.3 in
Aluminum
Natural
Natural
Each
Yes
Kit
Yes
Timing Chain and Gear Sets and Components26
Chain Length Shorter than OE
Yes
Each
Yes
Brass
Natural
Natural
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