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McDonald Bros Racing are now manufacturing their own floater kits. These 4100 floater units can be made to fit many differential housing and are suitable up to 1500 HP applications. The 4100 series are available in 4 1/2", 4 3/4", 5" or 120 mm bolt patterns, 31 and 35 spline 60 degree inclusive spline, suitable for rotor over hub or lightweight race rotor. Hubs available in steel or aluminium. Studs, rotors, calipers, and axles sold separately. The 4200 Series are suitable up to 6500 HP in 40 spline.
11-4100 155 DIA HUBS 31/90 SPLINE 5 X 4.50 STEEL FLOATER KIT 11-4101 155 DIA HUBS 31/90 SPLINE 5 X 4.50 ALLOY FLOATER KIT 11-4102 155 DIA HUBS 31/90 SPLINE 5 X 120 STEEL FLOATER KIT 11-4103 155 DIA HUBS 31/90 SPLINE 5 X 120 ALLOY FLOATER KIT 11-4104 155 DIA HUBS 31/90 SPLINE 5 X 4.75 STEEL FLOATER KIT 11-4105 155 DIA HUBS 31/90 SPLINE 5 X 4.75 ALLOY FLOATER KIT 11-4106 155 DIA HUBS 31/90 SPLINE 5 X 5.00 STEEL FLOATER KIT 11-4107 155 DIA HUBS 31/90 SPLINE 5 X 5.00 ALLOY FLOATER KIT 11-4110 155 DIA HUBS 35/60 SPLINE 5 X 4.50 STEEL FLOATER KIT 11-4111 155 DIA HUBS 35/60 SPLINE 5 X 4.50 ALLOY FLOATER KIT 11-4112 155 DIA HUBS 35/60 SPLINE 5 X 4.75 STEEL FLOATER KIT 11-4113 155 DIA HUBS 35/60 SPLINE 5 X 4.75 ALLOY FLOATER KIT 11-4114 155 DIA HUBS 35/60 SPLINE 5 X 5.00 STEEL FLOATER KIT 11-4115 155 DIA HUBS 35/60 SPLINE 5 X 5.00 ALLOY FLOATER KIT 11-4200 35/60 SPLINE 5 X 4.75 or 5.00 SPORTSMAN, ALLOY GROUP 1 FLOATER KIT 11-4201 40/60 SPLINE 5 X 4.75 or 5.00 SPORTSMAN, ALLOY GROUP 1 FLOATER KIT
11-4300LH FLOATER SPLINDLE LEFT HAND 11-4300RH FLOATER SPINDLE RIGHT HAND 11-4305LH SPINDLE NUT LEFT HAND 11-4305RH SPINDLE NUT RIGHT HAND 11-4306 SPINDLE LOCK WASHER 11-4307 HUB END CAP 11-4308 M8 X 16 MM BUTTON HEAD CAP SCREWS 11-4309 M6 X 20 MM COUNTER SUNK CAP SCREWS 11-4310 TAPER BEARING KIT (per side) 11-4311 SEAL 11-4312 "O" RING 11-4320 DRIVE PLATE ONLY 31/90 5 X 4.50 PCD 11-4320AS DRIVE PLATE 31/90 5 X 4.50 PCD ASSEMBLY 11-4325 DRIVE PLATE ONLY 31/90 5 X 4.75 PCD 11-4325AS DRIVE PLATE 31/90 5 X 4.75 PCD ASSEMBLY 11-4330 DRIVE PLATE ONLY 31/90 5 X 120 PCD 11-4330AS DRIVE PLATE 31/90 5 X 120 PCD ASSEMBLY 11-4335 DRIVE PLATE ONLY 31/90 5 X 5.00 PCD 11-4335AS DRIVE PLATE 31/90 5 X 5.00 PCD ASSEMBLY 11-4340 DRIVE PLATE ONLY 35/60 5 X 4.50 PCD 11-4340AS DRIVE PLATE 35/60 5 X 4.50 PCD ASSEMBLY 11-4345 DRIVE PLATE ONLY 35/60 5 X 4.75 PCD 11-4345AS DRIVE PLATE 35/60 5 X 4.75 PCD ASSEMBLY 11-4350 DRIVE PLATE ONLY 35/60 5 X 120 PCD 11-4350AS DRIVE PLATE 35/60 5 X 120 PCD ASSEMBLY 11-4355 DRIVE PLATE ONLY 35/60 5 X 5.00 PCD 11-4355AS DRIVE PLATE 35/60 5 X 5.00 PCD ASSEMBLY 11-4360 HUB - STEEL 5 X 4.50 PCD 11-4361 HUB - ALLOY 5 X 4.50 PCD 11-4365 HUB - STEEL 5 X 4.75 PCD 11-4366 HUB - ALLOY 5 X 4.75 PCD 11-4370 HUB - STEEL 5 X 4.120 PCD 11-4371 HUB - ALLOY 5 X 4.120 PCD 11-4375 HUB - STEEL 5 X 5.00 PCD 11-4376 HUB - ALLOY 5 X 5.00 PCD
