Applications for MGR-MGK-207

Motive Gear Ring and Pinion Gear and Installation Kit Combos MGK-207 GM 8.5/GM 8.875 in. (12-bolt) truck 3.73 Gears

Motive Gear Ring and Pinion Gear and Installation Kit Combos MGK-207 GM 8.5/GM 8.875 in. (12-bolt) truck 3.73 Gears

MGR-MGK-207

Not Yet Reviewed

Part Number: MGR-MGK-207

Estimated Ship Date: Nov 13, 2026

$801.99

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Results Found: 253

Make:
GMC
Model:
K15 SUBURBAN
Submodel:
SIERRA GRANDE
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Engine Size:
5.0L/305
Engine Family:
Chevy small block Gen I
Liter:
5.0
CID:
305
Application Notes:
K10/20 77-82 GM8.5F/12BT 3.73X; For GM 8.5" and GM 8.875" - Ring and Pinions Including Timken Bearing Kits; 3.73 Ratio; Thick Rear Ring Gear; Requires a 2.73 and Numerically Higher Front Carrier; Requires 2.76 to 3.42 Rear Carrier
Engine VIN Code:
U
Region:
USA
Make:
GMC
Model:
K15 SUBURBAN
Submodel:
SIERRA GRANDE
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Engine Size:
5.7L/350
Engine Family:
Chevy small block Gen I
Liter:
5.7
CID:
350
Application Notes:
K10/20 77-82 GM8.5F/12BT 3.73X; For GM 8.5" and GM 8.875" - Ring and Pinions Including Timken Bearing Kits; 3.73 Ratio; Thick Rear Ring Gear; Requires a 2.73 and Numerically Higher Front Carrier; Requires 2.76 to 3.42 Rear Carrier
Engine VIN Code:
L
Region:
USA
Make:
GMC
Model:
K15 SUBURBAN
Submodel:
SIERRA GRANDE
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Engine Size:
6.6L/400
Engine Family:
Chevy small block Gen I
Liter:
6.6
CID:
400
Application Notes:
K10/20 77-82 GM8.5F/12BT 3.73X; For GM 8.5" and GM 8.875" - Ring and Pinions Including Timken Bearing Kits; 3.73 Ratio; Thick Rear Ring Gear; Requires a 2.73 and Numerically Higher Front Carrier; Requires 2.76 to 3.42 Rear Carrier
Engine VIN Code:
R
Region:
USA