| Volvo Penta Outdrive Upper Gear Units AQ and DP Series |
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 | Rebuilt Units: |
- Typically $ 1200. + Shipping sold outright. Add $ 100 for 290a.
| Rebuilt / Exchange Units Available: |
- Typically $ 1200. + Shipping sold outright. Add $ 100 for 290a. Core credit $ 130
must have usable gears.
| Your Existing Unit May Be ReBuildable: |
- Typically $ 600 to $ 900. + Shipping (contact us for details)
| Links |
Our upper gear units are completely disassembled, fully inspected,
cone clutch mechanism de-glazed, worn bearings replaced, new seals
installed. <> Custom machined billet steel split ring retainers are
installed (common failure point). <> Pinion bearing preloaded properly
set. <> Critical axial output shaft clearance set. <> Gear set backlash
checked and shimmed to spec. Gearbox side u-joint and CV yoke
included. Engine side drive yoke and u-joint not included.
cone clutch mechanism de-glazed, worn bearings replaced, new seals
installed. <> Custom machined billet steel split ring retainers are
installed (common failure point). <> Pinion bearing preloaded properly
set. <> Critical axial output shaft clearance set. <> Gear set backlash
checked and shimmed to spec. Gearbox side u-joint and CV yoke
included. Engine side drive yoke and u-joint not included.
| C & O Engineering | San Jose | CA | 95154 |
AQ Series Upper Gear Units 270 - 290
Must See !
DP and SP Series Upper Gear Units 280 - 290a
Pricing and Availability
 | Please use the link on the right to | |
| e-mail us. Include model / ID information found on the upper unit tag. Photos are also very helpful. Please include a phone number available 8 am - 7 pm PST M-Sat |
Small Bearing / Large Bearing
Two Hole Steering Mount 270
Looking For a Complete Outdrive? or Other Volvo Penta Outdrive Part?
- Although we Focus on Just Upper Gear Boxes. Check our Specials Page, We do Have Compete Units from
Time to Time. Along with Other Miscellaneous Parts.
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********** Some Common Failures **********
Stock Split Ring Retainer Failure
Main shaft drives through top
Twisted input yoke
Due to delayed shift at high RPM
Glazed Shifting Cone Clutch
Common with high usage