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Latest XC90 AWD System

A forum for Volvo's fantastic XC90! XC90 T5, T6, T8, B5, B6... all XC90 trim levels for this Volvo built on Volvo's Scalable Product Architecture (SPA).
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richyoung
Posts: 6
Joined: 31 December 2011
Year and Model: 2005 XC70
Location: FL

Latest XC90 AWD System

Post by richyoung »

I am interested in the new XC90 for my wife and am curious about the AWD system. We currently have an 05 XC70 and the AWD system uses the bevel gear for drive to the rear wheels, which I had to replace due to a failed bearing. Does the new system still use the bevel gear for drive to the rear wheels?

I am also interested in opinions on the hybrid drive that uses electric for the rear wheels compared to the bevel gear approach.

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Oly850
Posts: 125
Joined: 26 January 2018
Year and Model: In acquisition mode.
Location: Greater Philadelphia, PA
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Post by Oly850 »

Hi there, I’m sorry nobody answered your question but here you go. The AWD in the 2nd gen uses a bevel gear off the transmission in the front and a differential in the rear. The AWD is a Haldex gen 5 and uses limited slip clutches to sense wheel slip and apply grip.
System overall
System overall
FB268A75-AFE6-462B-9170-D2FA672456D8.jpeg (43.62 KiB) Viewed 2333 times
Bevel gear detail
Bevel gear detail
0CED8042-CC43-4E18-B301-C6050674E6F3.jpeg (34.2 KiB) Viewed 2333 times

As long as you keep up on the lubrication schedules, it should last 150k+ miles. Previous gen V70 and XC90 vehicles had high mileage wear problems that were likely to total the car if the bevel gear was found to be bad. In our case the bevel gear costs $1953.
Looking for a V90 to be my next Volvo, at the very least a T5.

2017 XC90 Inscription - My best Volvo by far, but Ex-wife departed & I had to sell. 😕
2001 S80 T6 - rebuilt trans, head gasket, fixed & sold
1997 V70 - kid car, sold
1996 850 GLT - found under bridge, 2 year refurb project, commuter car, kid car, T-Boned - SIPS saved passenger. Totaled.
1997 VW GTI VR6 - exceedingly fast.
1971 VW Type II/231 - it was pointed out by management that the children would be killed in it.

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