Referring to the top example above, the first letter in the code G denotes the ring gear diff size of the rear axle. In this case, it is an 8 ring gear. The second and third digit, both numbers 29 refer to the gear ratio.
3. Lemon Juice. Naturally acidic, lemon juice has been shown to increase citrate levels in the urine, a factor that discourages kidney stones from forming. For a quick lemon kidney cleanse, squeeze 4-5 lemons into a quart of cold water and drink up. Or, for a warming beverage, squeeze one quarter to one half a lemon into 8 ounces of hot water daily.
Cranberry juice is good for kidney health. According to a 2009 study done by University of Minnesota researchers, cranberry juice is helpful in treating urinary tract infections and can even prevent recurrence in young to middle-aged women. This in turn helps prevent kidney infections.