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Home >> Brakes & Drivetrain >> Ring and Pinion >> Rings and Pinions >> Richmond Gear GM 12-Bolt Ring & Pinion Sets

Richmond Gear GM 12-Bolt Ring & Pinion Sets


Richmond Gear
Richmond Gear GM 12-Bolt Ring & Pinion Sets

Product images may differ from actual product appearance.

Richmond's Street Gears are designed to hold up under the rigors of everyday driving as well as take the punishment of diabolical race thrashing. We carry gears for nearly all popular domestic applications, but if you can't find a particular ratio or fitment, give us a call...
We can probably get what you need!

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12-Bolt 9.3'' Passenger
  • 9.3'' Diameter Ring Gear
  • 1.876'' Dimater Pinion
  • 13 Spline
  • ''C'' Axle Only
  • Irregular Cover - 10 Holes, 12 Bolts
  • Fits: 57-64 Oldsmobile, Pontiac
    • Richmond Gear 69-0006-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0006-1
    		Ring & Pinion Gear Set
  • Ratio: 4.10
  • Teeth: 41-10
    		• $295.99
    Ships
    Today
    Richmond Gear 69-0008-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0008-1
    		Ring & Pinion Gear Set
  • Ratio: 4.56
  • Teeth: 41-9
    		• $295.99
    Ships
    in 19-26 days
    Richmond Gear 69-0009-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0009-1
    		Ring & Pinion Gear Set
  • Ratio: 4.88
  • Teeth: 39-8
    		• $295.99
    Ships
    Today

    View image
    12-Bolt 8.875'' Passenger
  • 8.875'' Diameter Ring Gear
  • 1.625'' Pinion Diameter
  • 30 Spline Pinion
  • ''C'' Axle Only
  • 3-Series fits 3.07 to 3.73 ratio carrier.
  • 4-Series fits 3.90 and numerically higher carrier.
  • When installing 5.14 to 6.14 ratios, differential pin P/N 80-0269-1 must be used.
    Fits: 65-72 Bel Air/Caprice/Impala/Chevelle/El Camino/Chevy II, 67-72 Camaro, 70-72 Nova/GTO/Firebird, 68-69 Olds F-85
    Use installation kit P/N 836-83-1019-1 or 836-83-1019-M.
    • Richmond Gear 49-0039-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0039-1
    		Ring & Pinion Gear Set
  • Ratio: 3.73, 3-Series
  • Teeth: 41-11
    		• $172.99
    Ships
    Today
    Richmond Gear 49-0040-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0040-1
    		Ring & Pinion Gear Set
  • Ratio: 3.90, 3-Series
  • Teeth: 39-10
    		• $214.99
    Ships
    in 9 weeks
    Richmond Gear 49-0094-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0094-1
    		Ring & Pinion Gear Set
  • Ratio: 3.08, 3-Series
  • Teeth: 40-13
    		• $209.99
    Ships
    Today
    Richmond Gear 49-0095-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0095-1
    		Ring & Pinion Gear Set
  • Ratio: 3.55, 3-Series
  • Teeth: 39-11
    		• $214.99
    Ships
    Today
    Richmond Gear 49-0096-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0096-1
    		Ring & Pinion Gear Set
  • Ratio: 3.73, 4-Series
  • Teeth: 41-11
    		• $214.99
    Ships
    in 19-26 days
    Richmond Gear 49-0113-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0113-1
    		Ring & Pinion Gear Set
  • Ratio: 3.42, 3-Series
  • Teeth: 41-12
    		• $193.99
    Ships
    Today
    Richmond Gear 69-0031-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0031-1
    		Ring & Pinion Gear Set
  • Ratio: 4.10, 4-Series
  • Teeth: 41-10
    		• $171.99
    Ships
    Today
    Richmond Gear 69-0032-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0032-1
    		Ring & Pinion Gear Set
  • Ratio: 4.56 4-Series
  • Teeth: 41-9
    		• $173.99
    Ships
    Today
    Richmond Gear 69-0033-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0033-1
    		Ring & Pinion Gear Set
  • Ratio: 4.88, 4-Series
  • Teeth: 39-8
    		• $167.99
    Ships
    Today
    Richmond Gear 69-0034-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0034-1
    		Ring & Pinion Gear Set
  • Ratio: 5.14, 4-Series
  • Teeth: 36-7
    More info on Richmond Gear 69-0034-1
    		• $183.99
    Ships
    Today
    Richmond Gear 69-0035-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0035-1
    		Ring & Pinion Gear Set
  • Ratio: 5.38, 4-Series
  • Teeth: 43-8
    More info on Richmond Gear 69-0035-1
    		• $214.99
    Ships
    Today
    Richmond Gear 69-0036-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0036-1
    		Ring & Pinion Gear Set
  • Ratio: 5.57, 4-Series
  • Teeth: 39-7
    More info on Richmond Gear 69-0036-1
    		• $224.99
    Ships
    Today
    Richmond Gear 69-0037-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0037-1
    		Ring & Pinion Gear Set
  • Ratio: 5.86, 4-Series
  • Teeth: 41-7
    More info on Richmond Gear 69-0037-1
    		• $224.99
    Ships
    in 19-26 days
    Richmond Gear 69-0038-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0038-1
    		Ring & Pinion Gear Set
  • Ratio: 6.14, 4-Series
  • Teeth: 43-7
    More info on Richmond Gear 69-0038-1
    		• $224.99
    Ships
    Today
    Richmond Gear 69-0304-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0304-1
    		Ring & Pinion Gear Set
  • Ratio: 4.10, 3-Series
  • Teeth: 41-10
    		• $193.99
    Ships
    Today
    Richmond Gear 69-0306-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0306-1
    		Ring & Pinion Gear Set
  • Ratio: 4.56, 3-Series
  • Teeth: 41-9
    		• $187.99
    Ships
    Today
    Richmond Gear 69-0308-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0308-1
    		Ring & Pinion Gear Set
  • Ratio: 4.88, 3-Series
  • Teeth: 39-8
    		• $214.99
    Ships
    Today
    Richmond Gear 69-0378-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0378-1
    		Ring & Pinion Gear Set
  • Ratio: 4.33, 4-Series
  • Teeth: 39-9
    		• $204.99
    Ships
    in 6 weeks

    View image
    12-Bolt 8.875'' Truck
  • 8.875'' Diameter Ring Gear
  • 1.438'' Pinion Diameter
  • 30 Spline Pinion
  • Irregular 12 bolt hole cover
  • 3-Series fits 3.40 and numerically lower ratio carrier.
  • 4-Series fits 3.73 and numerically higher carrier.
  • When installing 5.13 and 5.38 ratios, differential pin P/N 80-0269-1 must be used.
    Fits: 64-82 Blazer/C10 & K10 rear/K20 rear (Note: Will not fit 2.56 & 2.73 carrier on 80-83 Truck and Blazer.), 69-81 G10 & G20 Van
    Use installation kit P/N 836-83-1018-1 or 836-83-1018-M.
    • Richmond Gear 49-0068-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0068-1
    		Ring & Pinion Gear Set
  • Ratio: 3.08, 3-Series
  • Teeth: 40-13
    		• $193.99
    Ships
    Today
    Richmond Gear 49-0070-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0070-1
    		Ring & Pinion Gear Set
  • Ratio: 3.42, 3-Series
  • Teeth: 41-12
    		• $193.99
    Ships
    Today
    Richmond Gear 49-0072-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0072-1
    		Ring & Pinion Gear Set
  • Ratio: 3.73, 3-Series
  • Teeth: 41-11
    		• $204.99
    Ships
    Today
    Richmond Gear 49-0280-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-49-0280-1
    		Ring & Pinion Gear Set
  • Ratio: 3.73, 4-Series
  • Teeth: 41-11
    		• $183.99
    Ships
    Today
    Richmond Gear 69-0204-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0204-1
    		Ring & Pinion Gear Set
  • Ratio: 4.10, 4-Series
  • Teeth: 41-10
    		• $183.99
    Ships
    Today
    Richmond Gear 69-0206-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0206-1
    		Ring & Pinion Gear Set
  • Ratio: 4.56, 4-Series
  • Teeth: 41-9
    		• $183.99
    Ships
    in 19-26 days
    Richmond Gear 69-0298-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0298-1
    		Ring & Pinion Gear Set
  • Ratio: 4.88, 4-Series
  • Teeth: 39-8
    		• $199.99
    Ships
    Today
    Richmond Gear 69-0300-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0300-1
    		Ring & Pinion Gear Set
  • Ratio: 5.13, 4-Series
  • Teeth: 41-8
    More info on Richmond Gear 69-0300-1
    		• $214.99
    Ships
    Today
    Richmond Gear 69-0302-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0302-1
    		Ring & Pinion Gear Set
  • Ratio: 5.38, 4-Series
  • Teeth: 43-8
    More info on Richmond Gear 69-0302-1
    		• $214.99
    Ships
    Today
    Richmond Gear 69-0350-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0350-1
    		Ring & Pinion Gear Set
  • Ratio: 4.10, 3-Series
  • Teeth: 41-10
    		• $199.99
    Ships
    in 19-26 days
    Richmond Gear 69-0352-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-69-0352-1
    		Ring & Pinion Gear Set
  • Ratio: 4.56, 3-Series
  • Teeth: 41-9
    		• $214.99
    Ships
    Today
    12-Bolt 8.875'' Passenger and Truck
    Richmond Gear 80-0269-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-80-0269-1
    		Required Cross-Pin for 5.13-Up Ratios
    		$41.99
    Ships
    in 14 weeks
    Richmond Gear SG1910 - Richmond Gear GM 12-Bolt Ring & Pinion Sets
         		836-SG1910
    		Richmond Gear Cross Pin
  • GM 12-Bolt Truck
  • 30 Spline
  • Open Differential
    More info on Richmond Gear SG1910
    		• $29.99
    Ships
    Today

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