This bundle is for everything you need to convert your 14 bolt to 40 spline using 2005+ F350 unit bearings.
- (1) PAIR Mark Williams 300m aircraft alloy 40 spline axle shafts W/Drive flanges and caps (BKOR will call you after the sale to get measurements)
- (2) Mark Williams F350 Unit bearing weld cups (3.5" I.D. will be sent unless 4" I.D. is requested)
- (2) 2005+ F350 unit bearings
- (1) PAIR Inner Axle seals for 3" I.D. tubing
- (1) Mark Williams GM 14-Bolt 40 Spline Steel Spool
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