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1977-87 Front Differential - GM 10 Bolt with 8-1/2" Ring Gear and 30 Spline Pinion

How to choose the correct Ring & Pinion: Each ring and pinion gear set sold below is for replacement use only. Gear ratio changes are possible as long as the ratio selected is within the range of ratios available for the carrier. See chart below for carrier/case breaks by differential model. 10 Bolt Series 2 = 2.56 - down (smaller numerically) Series 3 = 2.73 - up (larger numerically)

Full Parts List

	Part	Description	Application	Required quantity	Price	Stock status	Qty
1977-87 STD Cab 1/2 Ton & 3/4 Ton
1	34-2675	Spindle Kit	4 Wheel Drive 77-87	Required Quantity: (2)	$245.95	Availability: In stock	Qty: Qty:
2	34-0450	Axle Shaft Bearing-Outer	4 Wheel Drive 77-87	Required Quantity: (2)	$8.95	Availability: In stock	Qty: Qty:
3	34-0185	Seal-Bearing	4 Wheel Drive 77-87	Required Quantity: (2)	$5.95	Availability: In stock	Qty: Qty:
4	34-0149	Seal-Spindle	4 Wheel Drive 77-87	Required Quantity: (2)	$2.25	Availability: In stock	Qty: Qty:
5	34-0190	Oil Deflector	4 Wheel Drive 77-87	Required Quantity: (2)	$4.95	Availability: In stock	Qty: Qty:
6	34-2677	Spindle Lock Nut Kit	4 Wheel Drive 77-87	Required Quantity: (2)	$31.95	Availability: In stock	Qty: Qty:
7	30-0781	Nut	4 Wheel Drive 77-78	Required Quantity: (12)	$0.95	Availability: In stock	Qty: Qty:
8	30-0792	Nut	4 Wheel Drive 77-87	Required Quantity: (2)	$1.45	Availability: In stock	Qty: Qty:
9	30-0939	Torque Lock Nut	4 Wheel Drive 77-87	Required Quantity: (3)	$1.35	Availability: In stock	Qty: Qty:
10	34-2772	Complete Axle Shaft-Left Hand	4 Wheel Drive 77-87	Required Quantity: (1)	$338.95	Availability: In stock	Qty: Qty:
	34-2773	Complete Axle Shaft-Right Hand	4 Wheel Drive 77-87	Required Quantity: (1)	$243.85	Availability: In stock	Qty: Qty:
11	34-2920	Axle Shaft-Outer	4 Wheel Drive 77-87	Required Quantity: (2)	$69.95	Availability: In stock	Qty: Qty:
12	34-1648	U-Joint	4 Wheel Drive 77-87	Required Quantity: (2)	$9.95	Availability: In stock	Qty: Qty:
13	34-0141	Guide w/Seal	4 Wheel Drive 77-87	Required Quantity: (2)	$6.95	Availability: In stock	Qty: Qty:
14	34-0452	Side Bearing	4 Wheel Drive 77-87	Required Quantity: (2)	$18.90	Availability: In stock	Qty: Qty:
1977-87 STD Cab 1/2 Ton & 3/4 Ton
15	38-1811	Cover-Chrome	4 Wheel Drive 77-87	Required Quantity: (1)	$19.95	Availability: In stock	Qty: Qty:
16	30-4392	Cover Gasket	4 Wheel Drive 77-87	Required Quantity: (1)	$4.95	Availability: In stock	Qty: Qty:
17	30-0260	Bolt	4 Wheel Drive 77-87	Required Quantity: (10)	$0.95	Availability: In stock	Qty: Qty:
18	30-2543	Bolt Set-Cover-Chrome	4 Wheel Drive 77-87	Required Quantity: (1)	$6.95	Availability: In stock	Qty: Qty:
19	34-0564	Differential Master Kit	4 Wheel Drive 77-87	Required Quantity: (1)	$119.95	Availability: In stock	Qty: Qty:
20	34-5223	Differential Carrier "A"	4 Wheel Drive 77-87	Required Quantity: (1)	$134.95	Availability: In stock	Qty: Qty:
	"A" Fits models without positraction or limited slip differentials.
21	30-2919	CARRIER BEARING SHIM KIT	4 Wheel Drive 77-87	Required Quantity: (1)	$19.95	Availability: In stock	Qty: Qty:
22	30-0373	Ring Gear Bolt	4 Wheel Drive 77-87	Required Quantity: (12)	$1.95	Availability: In stock	Qty: Qty:
23	32-9081	Internal Kit "A"	4 Wheel Drive 77-87	Required Quantity: (1)	$94.95	Availability: In stock	Qty: Qty:
	"A" Fits models without positraction or limited slip differentials.
24	34-5165	Washer-Pinion Shaft "A"	4 Wheel Drive 77-87	Required Quantity: (2)	$2.95	Availability: In stock	Qty: Qty:
	"A" Fits models without positraction or limited slip differentials.
25	34-5175	Washer "A"	4 Wheel Drive 77-87	Required Quantity: (2)	$1.95	Availability: In stock	Qty: Qty:
	"A" Fits models without positraction or limited slip differentials.
26	34-5160	Pinion Shaft Lock Screw	4 Wheel Drive 77-87	Required Quantity: (1)	$3.25	Availability: In stock	Qty: Qty:
27	32-9028	Ring & Pinion 2.73	4 Wheel Drive 77-87	Required Quantity: (1)	$225.95	Availability: In stock	Qty: Qty:
	32-9029	Ring & Pinion 3.08	4 Wheel Drive 77-87	Required Quantity: (1)	$229.95	Availability: In stock	Qty: Qty:
	32-9030	Ring & Pinion 3.42	4 Wheel Drive 77-87	Required Quantity: (1)	$159.95	Availability: In stock	Qty: Qty:
	32-9031	Ring & Pinion 3.73	4 Wheel Drive 77-87	Required Quantity: (1)	$179.95	Availability: In stock	Qty: Qty:
	32-9032	Ring & Pinion 4.11	4 Wheel Drive 77-87	Required Quantity: (1)	$159.95	Availability: In stock	Qty: Qty:
28	34-0484	Rear Pinion Bearing	4 Wheel Drive 77-87	Required Quantity: (1)	$19.95	Availability: In stock	Qty: Qty:
29	30-2922	Spacer	4 Wheel Drive 77-87	Required Quantity: (1)	$2.45	Availability: In stock	Qty: Qty:
30	34-0462	Front Pinion Bearing	4 Wheel Drive 77-87	Required Quantity: (1)	$14.95	Availability: In stock	Qty: Qty:
31	34-0172	Oil Seal-Front Pinion Bearing	4 Wheel Drive 77-87	Required Quantity: (1)	$14.95	Availability: In stock	Qty: Qty:
32	32-8050	Yoke	4 Wheel Drive 77-87	Required Quantity: (1)	$229.95	Availability: In stock	Qty: Qty:
33	30-0605	Washer	4 Wheel Drive 77-87	Required Quantity: (1)	$8.75	Availability: In stock	Qty: Qty:
34	30-0793	Nut	4 Wheel Drive 77-87	Required Quantity: (1)	$3.25	Availability: In stock	Qty: Qty:

California Residents: Prop 65 Warning

Vehicle application

Includes Parts for the Following Models:

Chevy Models

C10 Pickup (1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)
C20 Pickup (1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)
Crew Cab (1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)
K10 Pickup (1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)
K20 Pickup (1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)

GMC Models

C15 Pickup (1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)
C25 Pickup (1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)
K15 Pickup (1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)
K25 Pickup (1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)

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	Part	Description	Application	Required quantity	Price		Stock status	Qty

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1977-87 Front Differential - GM 10 Bolt with 8-1/2" Ring Gear and 30 Spline Pinion

Full Parts List

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Vehicle application

Includes Parts for the Following Models:

Chevy Models

GMC Models

Loctite Ready Gasket