Product Description
Ambassadeur 1309237 Pinion | Ambassadeur S Series Replacement Gear
Part Name: Pinion Gear Part Number: 1309237 Manufacturer: Abu Garcia
Product Overview
Restore the reliable winding power of your modern round baitcast reel with the Ambassadeur 1309237 Pinion. This genuine replacement gear is the critical drive component that meshes with the main gear to turn the spool.
Designed specifically for the budget-friendly Ambassadeur S series, this brass pinion gear is precision-cut to match the 5.1:1 gear ratio found in these rugged round reels. If your reel feels "rough" during the retrieve, makes a grinding sound under load, or fails to engage the spool after casting, a worn pinion gear is the most common culprit.
Model Compatibility
This part is engineered for the Ambassadeur S (AMBS) family of round reels. Please note that gear ratios are specific; this pinion (5.1:1) will generally not fit the faster SX (5.3:1) or STX (5.9:1) models.
Fits the following Reel Models (Right Hand):
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Ambassadeur S Series:
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AMBS-5500 (Ambassadeur S 5500)
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AMBS-6500 (Ambassadeur S 6500)
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Ambassadeur S Line Counter Series:
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AMBS-5500LC
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AMBS-6500LC
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Technician's Note: This pinion is for Right-Hand Retrieve models. Left-hand models (ending in "01") typically require a different pinion gear with a reverse cut. Please verify your reel foot number (e.g., 1292732) against the schematic.
Technical Specifications & Reference
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Material: Machined Brass
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Gear Ratio: 5.1:1 (Specific to "S" Series)
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Installation Location: Spool Shaft / Yoke Assembly
Alternate Part Numbers:
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mikesreelrepair.com: 1309237 (Search this specific code)
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Note: This is a modern Pure Fishing part number and typically does not have a vintage 4-digit alternate.
Installation Tip: When replacing the pinion gear, it is highly recommended to inspect the Main Drive Gear (often part #1309241 or similar). Gears wear in pairs; installing a new pinion on an old, worn main gear can lead to noise and premature wear. Apply a light amount of reel grease to the teeth before reassembly. For exact part locations, please consult the schematics at www.reelschematic.com.

