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[Datsun 1200 encyclopedia]


From Datsun 1200 Club

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Categories: Front Axle And Front Suspension | Brake System

The front wheel hub contains the Wheel bearings. The brake rotor bolts to the hub on disc brake models.

For Adapter Hub for steering wheels, see Steering wheel boss kit



drum hub vs. disk hub - The drum hub is shorter, so that after the drum is placed over it, the track exactly matches the disc version.
15514.jpgAlbum click to view

24547.jpgAlbum click to view

The brake rotor bolts to the back of the hub (see Replacing Rotors)
101_3666.jpg P1020259.jpg

15114.jpgAlbum click to view


hub slips onto spindle (which is on the bottom of the strut)
24949.jpgAlbum click to view

late Disc Brake Hub from 1989 October (not early B122)
24948.jpgAlbum click to view


The hub slips over the spindle, thus the bearing sizes must match

14149.jpgAlbum click to view
B110 Wheel bearings
  D1 spindle inner 25 mm bearing journal diameter (0.9840")
  D2 spindle outer 15 mm bearing journal diameter (0.5906")
1200 1976-up
  D1 spindle inner 27 mm bearing journal diameter (1.0625")
  D2 spindle outer 17.5mm bearing journal diameter (0.6875")

14150.jpgAlbum click to view
B110 hub
  D1 hub inner 52 mm bore diameter (2.0470")
  D2 hub outer 42 mm bore diameter (1.6535")
1200 from 1976
  D1 hub inner 50.3mm bore diameter (1.980")
  D2 hub outer 39.9mm bore diameter (1.570")
B110 Drum Hub EXTERNAL measurements
* 135 mm diameter (disc hub is more than 140mm)
* 47 mm height (disc hub is ~52 mm)
* about 82 mm overall length
14648.jpgAlbum click to view

The drum hub is shorter, so that when the drum is placed over it the track exactly matches the disc version.

Spindle Comparo
24533.jpgAlbum click to view

Bearing Seal

Grease Caps

Replace the caps if grease is leaking out:
18133.jpgAlbum click to view 26132.jpgAlbum click to view

Buy at Bprojects

Larger size dust cover 43mm
40234-18000 CAP-HUB FRONT WHEEL 
* B10
* B110
* early B120 to 7510
* early B210 to 7510
Smaller caps 40 mm
40234-28500 CAP-HUB FRONT WHEEL 
* B310 (both hub types)
* Late B210 from 7510 (both hub types)
* Late B120 from 7510



Sunny Types

* B110: 40202-18051 DRUM BRAKE
* B210: 40202-18000 DRUM 1974-1975
* B210: 40202-H7405 DRUM 1976-1978 Japan
* B210: 40202-H7425 DRUM 7510- Van Japan
* B210: 40202-H7425 DRUM 1976-1978 Japan
* B110: 40202-H1005 DISC BRAKE 
* B210: 40202-H1005 DISC 1974-1975 GX
* B210: 40202-22000 DISC -0775 USA 
* PB210: 40202-22050 DISC 1974-1975
* PB210: 40202-A0155 DISC 7510-
* B210: 40202-A0155 DISC 0875- USA
* B210: 40202-A0155 DISC 1976-1978 L16 Japan
* B310: 40202-H7405 DISC, small rotor (Canada A12A)
* B310: 40202-W5050 DISC, large rotor (A14/A15, A12A USA)

180 Hubs

B110 drum hub
* Large Bearings
* for small spindle
Nissan 40202-18000 applications
* Datsun B10 (1000)
* Datsun B110 drum brake strut
* Datsun 1200 truck to 7510
* Datsun 120Y drum brake strut to 7510

These use the large bearings, and fit on the small spindles (early 1200 drum struts or disc struts). They have 10mm less track than the disc hubs (5mm per side).

H10 Hubs

B110 disc hub
* Large Bearings
* for small spindle
Nissan 40202-H1005 hub fits:
* Datsun B110 disc brake strut
* Datsun 120Y disc brake strut to 7510

Will bolt to the early drum brake spindles & struts, but will increase track ~10 mm.

A08 Hubs

1976-up Datsun 1200 hub

A08 hubs use 510-style bearings -- #210 (outer) and #A08 (inner). They are smaller O.D. than B110 bearings, but fit on larger spindles.

27mm inner bearing journal diameter
0.6875" outer bearing journal diameter

Hubs using A08 bearings include:

B120 1976-
40202-H7425 Drum Brake
40202-H7427 Disc Brake 8910-
B210 1976- Japan 
40202-H7405 Disc Brake
40202-H7425 Drum Brake
4731.jpgAlbum click to view
Japan 710 early 1973-1975 (-7602)
40202-22050 [disc] HUB ASSY-front wheel GL,SSS
40202-21050 [drum] HUB ASSY-front wheel STD,DX
Japan A10 Disc: S,K,HB (except STD), Van.GL
B310 Disc: A14 & A15
40202-W5050 [disc] front HUB small bearings (210 & A08 bearings)

26188.jpgAlbum click to view 26189.jpgAlbum click to view

A01 Hubs

HB210/PB210/GB211 + 710/810/A10 hubs all use extra-large A01 wheel bearings.

1.25" inner bearing journal diameter
0.75" outer bearing journal diameter
See A01 Wheel Bearings
95 mm Rotor bolt circle
70 mm height
40202-A0125 <> 40202-A0155 <> 40202-A0127 HITACHI
* 95mm rotor bolt circle
PB210 7510-
HB210 USA 7508-
S10 & S110 7510-8308
GC10/GC110 6808-7510
GB211 (1976-1977) DISC BRAKES
VENDOR: Bprojects Product: PB210 Front Disk Brake Hub
Japan 710 late 1976-1977 (7509-7704)
40202-A0155 [disc] HUB ASSY-ROAD WHEEL FRONT
40202-N7150 [drum] HUB Van, LPG (taxi), Sedan.STD
USA 710 all (1974-1976) DISC BRAKES
Japan 810
40202-A0155 all disc brake models
40202-N7150 [drum] LPG + Van.DX
Japan A10
Drum: Sedan.STD, Van.STD, Van.DX
40202-N1750 [drum] front HUB large bearings (A01 bearings)

The following photos are hub part number 40202-A0125, which is used by late Sunny PB210/HB210/GB211, early Silvia and early Vanette.

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Note the entirely round hub design
174_5d2ee1cd27e1b.jpgPost click for topic 174_5d2ee1d490598.jpgPost click for topic 174_5d2ee1e72a8ab.jpgPost click for topic 174_5d2ee1efa716a.jpgPost click for topic 174_5d2ee1fbd1dbf.jpgPost click for topic 174_5d2ee2044f8bb.jpgPost click for topic

hubs with 245mm rotors | rotors attached to hubs
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