SEI Marine Products-Compatible with Mercury Mariner Gear Set 43-859321A3 43-859322A 1 1.75 Ratio 200 225 250 HP 3.0L

★★★★★ 4.7 67 reviews

$490.93
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by soukofjewels.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$490.93
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives May 3
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by soukofjewels.com
Free 30-day returns Details

Product details

Management number 215450711 Release Date 2026/04/12 List Price $196.37 Model Number 215450711
Category

This gear set replaces OE# 43-859321A3 and 43-859322A 1 and fits standard rotation 3.0L V6 200-250 HP Mercury and Mariner outboard lower units. This is a 1.75 gear ratio non-ratcheting gear set and has a 12/21 tooth count. It includes the forward gear bearing (3.265" OD) assembly.

  • This gear set replaces OE# 43-859321A3 and 43-859322A 1 and fits standard rotation 3.0L V6 200-250 HP Mercury and Mariner outboard lower units. This is a 1.75 gear ratio non-ratcheting gear set and has a 12/21 tooth count. It includes the forward gear bearing (3.265" OD) assembly.
Brand SEI Marine Products
Model 2
Item Weight 5 pounds
Manufacturer SEI MARINE PRODUCTS
OEM Part Number 43-859321A3, 43-859322A1
Manufacturer Part Number 91-216-03AKS

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.7 out of 5
★★★★★
67 ratings | 27 reviews
How item rating is calculated
View all reviews
5 stars
86% (58)
4 stars
2% (1)
3 stars
1% (1)
2 stars
1% (1)
1 star
10% (7)
Sort by

There are currently no written reviews for this product.