ARB RD21 Parts - D60, 30 Spline, 4.56 & up

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Details:

SKU:	ARB-120303-RD021
Weight:	0.25 lbs
Price:	$5.00

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Description:

Specs:
Axle Spline	30 tooth, Ø33.3mm (1.31")
Ratio Supported	4.56:1 & up
Ring Gear ID	462.0mm (6.38")
Ring Gear OD	248mm (9.75")
Ring Gear Bolts	12 bolts on Ø191mm (7.50")
Ring Gear Torque	149Nm (110 ft-lb)
Backlash	0.15-0.0.25mm (0.006-0.010")
Bearing Cap Torque	108Nm (80 ft-lb)

Part #	Item #	Total # Req'd	Description	Notes
ARB-021102	01	1	Flange Cap	-
ARB-050202	02	1	Clutch Gear	-
ARB-011303	03	1	Differential Case	-
ARB-150101	04	4	Return Spring	-
ARB-120303	05	3	Cross Shaft Retaining Pin	-
ARB-060205	06	1	Long Cross Shaft	-
ARB-060402	07	2	Short Cross Shaft	-
ARB-040202	08	1	Piston	-
ARB-160705	09	1	Bonded Seal	-
ARB-030503	10	1	Cylinder Cap	-
ARB-160207	11	2	Seal Housing O-Ring	1
ARB-200205	12	8	Cylinder Cap Retaining Bolt	-
ARB-150401	13	8	Locking Tab (8mm)	-
ARB-160107	14	1	Tapered Roller Bearing	2
ARB-080701	15	1	Seal Housing	-
ARB-SHK001	16	1	Shim Kit	-
See Note	17	1	Splined Side Gear	3
ARB-151102	18	4	Pinion Thrust Washer	-
See Note	19	4	Pinion Gear	3
ARB-070201	20	1	Spider Block	-
See Note	21	1	Side Gear	3
ARB-151006	22	2	Side Gear Thrust Washer	-
ARB-170111	*	1	Bulkhead Fitting Kit (O-Ring Type)	-
ARB-170201	*	1	Push-in Fitting (5mm to 1/8" BSPP)	-
ARB-170301	*	1	Air Line (5mm Dia X 6m Long)	-
ARB-170501	*	1	Nipple (1/8" to 1/8" BSPT)	-
ARB-180103	*	1	Solenoid Valve (12v)	-

All parts, including o-rings, are sold individually.
* Not illustrated in exploded view.
1 For replacement O-rings use only BS132 Viton 75
2 For replacement bearing use Timken part # 387A-382A
3 Available only as complete 6 gear set # 728A041

For ratios of 4.10:1 and down refer to RD22
For information on RD21 models with metal pistons, contact ARB

Installation Instructions

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