This full synthetic gear oil offers the best protection for Harley-Davidsion® big-twin transmissions. The combination of premium synthetic PAO (polyalphaolefin) base oils and an advanced additive package delivers unparalleled protection under high loads and stands up to extreme heat. S&S Premium Synthetic Gear Oil extends gear life, and reduces drag, friction losses, and wear. Not only will yourAvailable in cases of 12 one-quart bottles.
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