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
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Original price was: $128.16.$116.51Current price is: $116.51.
In stock
8 in stock
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| 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
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.
| Destination | Est. Time | Cost |
|---|---|---|
| Canada (Toronto) | 5-7 business days |
$139.98 DHL Express |
| UK (London) | 5-7 business days |
$150.31 DHL Express |
| Australia (Sydney) | 5-7 business days |
$158.99 DHL Express |
| Germany (Berlin) | 5-7 business days |
$154.02 DHL Express |
Aluminum
Natural
Anodized
Each
Spark Plug Caddy
Each
Yes
Steel
Natural
Natural
Yes
8.818 in
Steel
Black
Oxide
Steel
Black
Powder Coat
Pair
Bolt-On
Plastic
Chrome
Plated
Each
9-3/4 in
Competition / Plus
Yes
Yes
Steel
Chrome
Plastic
Black
Natural
Kit
Low Profile Ventvisor
110149
Yes
Yes
Plastic
Black
Natural
1.063 in
Kit
Rear
Yes
Polyurethane
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