Stern Drive Lower Unit 90-128-02DA with 13/24 Tooth Count and Oil Recirculation Case - Mariners Warehouse
Stern Drive Lower Unit 90-128-02DA with 13/24 Tooth Count and Oil Recirculation Case - Mariners Warehouse

SE 128 Lower Unit | 90-128-02DA | Bravo 3 | 2.43 Ratio

$2,245.00
$2,491.95
$2,245.00
(-10%)
SKU: SE90-128-02DA
Key Features :
  • Precision-Engineered Tooth Configuration
  • Advanced Oil Recirculation Case
  • High-Torque Performance Reliability
Please hurry! Only 100 left in stock
Subtotal: $2,245.00
Stern Drive Lower Unit 90-128-02DA with 13/24 Tooth Count and Oil Recirculation Case - Mariners Warehouse

SE 128 Lower Unit | 90-128-02DA | Bravo 3 | 2.43 Ratio

$2,491.95 $2,245.00
Stern Drive Lower Unit 90-128-02DA with 13/24 Tooth Count and Oil Recirculation Case - Mariners Warehouse

SE 128 Lower Unit | 90-128-02DA | Bravo 3 | 2.43 Ratio

$2,491.95 $2,245.00

    Restore maximum dual-propeller efficiency and low-end thrust with this premium aftermarket lower unit engineered for high-performance sterndrive systems. This lower housing features an updated modern case design integrated with a front-facing oil recirculation system to optimize thermal cooling and continuous lubrication under heavy torque demands. Built for exceptional durability in demanding marine environments, it ensures smooth power delivery and structural integrity for engines rated up to 425HP.

    Ideal Applications

    • Dual-Propeller Sterndrive Maintenance

    • Heavy-Load Cruiser Propulsion Repair

    • High-Torque 2.43 Ratio Restoration

    • Brand: SEI Marine
    • Part Number: 90-128-02DA
    • OEM / Cross-Reference: 1656-8866A51
    • Engine Compatibility: Bravo Three (2.43 Ratio)
    • Year Range: 1992 - Current
    • Physical Specifications: 13/24 Tooth Count, front oil recirculation passage
    • Maximum Horsepower: 425 HP
    • Drive Type: Stern Drive Lower Unit
    • Fits Bravo 3 2.43 gear ratio applications
    • Compatible with 1992 and newer production models equipped with matching architecture
    • Designed for standard high-performance dual-prop configurations
    • Verify Gear Ratio: Ensure your application specifically requires the 13/24 tooth count configuration before ordering.
    • Oil Passage Match: Your existing upper drive MUST feature a matching oil passage to align with this modern front-recirculation style case.
    • Exclusions: This unit is NOT a replacement for heavy-duty X, XR, or XZ model drives.
    • Installation Notice: Installation kit and anode kit are not included and must be sourced separately.

    Mariners Warehouse vs Others

    Built to match OEM standards while delivering reliable performance and peace of mind.

    Features

    Mariners Warehouse

    Others
    Performance ✔️ ❌
    Warranty Support Reliable warranty Limited or unclear warranty terms
    Customer Trust Trusted by thousands of marine customers Unverified buyer trust
    Pre-tested before shipping for reliability ✔️ ❌
    OEM performance standards ✔️ ❌
    Simple return process ✔️ ❌

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