[ROVERNET - UK] SD 1 5SP Fluid

David Read defender110 at ozemail.com.au
Wed May 31 08:18:12 BST 2006

Here in Oz, I run Penrite light gear oil in my Defender's R380 5 speed. 
It has the shear strength of the 80-90wt hypoid with the viscosity of 
atf. (ATF is the factory recommendation)

South Oz

Winchester, Miles wrote:
> I have converted my SD1 gearbox to ATF and there is improvements with cold
> gear changes but I suggest also changing the rear output seal as this is
> prone to leak with the ATF fluid.
> Regards,
> Miles
> -----Original Message-----
> From: rovernet-bounces at lyris.ccdata.com
> [mailto:rovernet-bounces at lyris.ccdata.com] On Behalf Of Steven Dibdin
> Sent: Wednesday, 31 May 2006 10:15
> To: rovernet at lyris.ccdata.com
> Subject: RE: [ROVERNET - UK] SD 1 5SP Fluid
> I used to use ATF in my TR7's gearbox, that was the spec' in the owner's 
> manual. I believe they used the same box (77mm ?). I think the earlier 
> models used a conventional gearbox oil (I can't remember now) from what I 
> remember the ATF did improve the rather notchy quality of the change, but 
> you had to drain and flush before switching from one to the other.
> Regards,
> StevenD

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