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Motive Gear Master Ring and Pinion Installation Kits R12RMKT Kit, Kit, GM, 8.875 in., 30-Spline Pinion, Truck, Kit

Motive Gear Master Ring and Pinion Installation Kits R12RMKT Kit, Kit, GM, 8.875 in., 30-Spline Pinion, Truck, Kit

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A$484.19
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

IMPORTANT NOTICE: Note for Pistons, Rings, Rotors, Rods and engine internalsUnless otherwise specified, some brands supply brake rotors, pistons, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.(keyword: ring)Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.Reference Information Reference Data (Provide these details to our support team) Brand Name/s Motive Gear StreetFX SKU mgrR12RMKT SFX Item ID 4797173 Accounting SKU mgr-R12RMKT Manufacturer SKU R12RMKT Manufacturer UPC 698231358030 Alternative References MGR-R12RMKT, MOTR12RMKT


Data: v2 - Desc: v4.2 - Upd: 2026-10-14 02:32:25

Part Type

Ring and Pinion Gear Installation Kits

Data: v4.2 - Upd: 2026-10-14 04:38:02

Specifications

Ring and Pinion Installation Kit, Master Kit, GM, 8.875 in., 30-Spline Pinion, Truck, Kit

Motive Gear master ring and pinion installation kits include everything that's in their regular differential kit—plus pinion shims, carrier shims, and ring gear bolts (where applicable). You also have the option of upgrading to higher quality bearings by adding "T" to the end of the part number on some models. Make a better choice for your ring and pinion installation with Motive Gear differential master bearing kits. Order the model designed for your vehicle application.

Product Attributes
BrandMotive Gear
Manufacturer's Part NumberR12RMKT
Part TypeRing and Pinion Gear Installation Kits
Product LineMotive Gear Master Ring and Pinion Installation Kits
UPC698231358030
Differential Case Design TypeGM 8.875 in. (12-bolt), truck
Cover Bolts12
Ring Gear Bolts12
Pinion Spline Count30
Ring Gear RotationStandard
Cover Gasket IncludedYes
Pinion Shims IncludedYes
Carrier Shims IncludedYes
Crush Sleeve IncludedYes
Pinion Seal IncludedYes
Pinion Nut IncludedYes
Ring Gear Bolts IncludedYes
Head Bearing IncludedYes
Tail Bearing IncludedYes
Carrier Bearings IncludedYes
Axle Seals IncludedNo
Axle Bearings IncludedNo
QuantitySold as a kit.
NotesFits 1963-82 12-bolt truck.
Special AttentionDue to a manufacturer shortage, Timken bearings may not be available for your current selection. Motive Gear is working to include equal or better quality bearings.

Reference Information

Brand Name/s Motive Gear
StreetFX SKU mgrR12RMKT
SFX Item ID 4797173
Supplier Item Code 4797173
Manufacturer SKU R12RMKT
Manufacturer UPC 698231358030
Alternative References MOTR12RMKT, 30-Spline

Compatibility

No specific fitment data available for this part. For clarification, please contact us.

Detailed Compatibility


Application Data
MakeCHEVROLET
ModelBLAZER
SubmodelBASE
Beginning Year1969
Ending Year1973
Axle LocationRear
MakeCHEVROLET
ModelBLAZER
SubmodelBASE
Beginning Year1969
Ending Year1974
Axle LocationRear
MakeCHEVROLET
ModelBLAZER
SubmodelBASE
Beginning Year1969
Ending Year1974
Axle LocationRear

This may not be an exhaustive list of compatible vehicles. Please reach out to one of our representatives if you are unsure or do not see your vehicle here.

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