Volvo Penta AQ280 4-Cyl Upper Gear Box Double 2 Bolt Head 2.15 Ratio 27133294 D

Brand: Volvo Penta

Manufacturer Part Number: 27133294D

Country of Origin: Sweden

**ITEM CONDITION & DESCRIPTION** 

* **Part:** Genuine OEM Volvo Penta AQ Series Upper Gear Box Assembly (Later Production) 

* **Serial / Model Tag:** PZ NR 27133294 | Suffix Code: D 

* **Gear Ratio:** 2.15:1 Ratio (Factory calibrated for inline 4-cylinder marine engine configurations like the AQ131/AQ145/AQ151) 

* **Design Feature:** Upgraded DOUBLE 2-BOLT steering helmet neck configuration (10-spline input yoke). 

* **Model Compatibility:** Fits AQ 275, 280, 285, and 290 outdrives utilizing the double-bolt style steering helmet/fork assembly. 

* **Condition:** Used mechanical take-off. The cast aluminum housing is completely solid with no structural welds, housing cracks, or collision damage. Internal gears spin smoothly by hand with crisp engagement. Splines are sharp and free of twisting or stripped teeth. Shows expected cosmetic paint flaking and light exterior marine oxidation. Ready to reseal, shim, and bolt on. Please see all high-resolution photos for exact condition. 

 **MECHANICAL NOTE** * This is the specific late-style double-bolt pattern neck and features the 2.15:1 4-cylinder gear ratio configuration. It will not interchange directly with early single-pin style steering helmets unless you swap the helmet component. As with all pre-owned marine transmissions, changing the external seals and matching your drive shims is standard practice before installation. 

 **SHIPPING & RETURNS** * Unit is completely drained of gear oil and packed tightly in box to ensure it stays safe in transit. * Ships out within 1 business day. 

* 30-Day returns accepted.