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Richmond Gear 49-0040-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets



Richmond Gear 49-0040-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets

JEGS Part Number: 836-49-0040-1

GM 12 Bolt Ring & Pinion Gear Set
  • Ratio: 3.90
  • Teeth: 39-10
  • Series: 3
  • $254.22

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    Richmond Gear 49-0040-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets Details

    12-Bolt 8.875" Passenger Car

  • 3 Series Fits 3.07 to 3.73 Ratio Carrier, 4 Series Fits 3.90 and Numerically Higher Carrier.
  • 30 Spline, 1.625 Diameter Pinion.

  • 1965-72 Bel Air, Caprice, Impala, Chevelle, El Camino, Chevy II, 1967-72 Camaro, 1970-72 Nova, GTO, Firebird, 68-69 Olds F-85

  • Specifications:

    Gear Ratio
    3.9
    Axle Type
    GM 8.875 in.
    Calculator
    Gear Ratio Calculator
    Carrier Series
    3
    Cover Bolts
    12
    Installation Kit Included
    No
    Pinion Gear Teeth
    10
    Pinion Shaft Diameter (in.)
    1.625
    Pinion Spline Count
    30
    Quantity
    Sold as a set
    Ring and Pinion Ratio
    3.90:1
    Ring Gear Bolts
    12
    Ring Gear Diameter (in.)
    8.875
    Ring Gear Rotation
    Standard
    Ring Gear Teeth
    39
    Tool
    Transmission Lookup
    Manufacturer's Part Number:
    49-0040-1

    Richmond Gear is the leading manufacturer of professional quality, high performance ring and pinion sets. The superior quality of these gear sets is the result of years of racing development, outstanding design, and state-of-the-art manufacturing methods. 12 Bolt Street Gears are designed to withstand the rigors of everyday driving, and a weekend at the track. Gears available for nearly all popular domestic applications.

    Choose The Gear Ratio That Is Best For Your Vehicle
    .

    Does this fit your vehicle?

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    1968 CHEVROLET CHEVELLE

    • Liter: 6.5
    • SubModel: 300
    • EngineType: V8

    1967 CHEVROLET CHEVELLE

    • Liter: 3.8
    • SubModel: CONCOURS
    • EngineType: L6

    1972 CHEVROLET CHEVELLE

    • CC: 6588
    • Liter: 6.6
    • SubModel: CONCOURS ESTATE
    • EngineType: V8

    1972 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: TRANS AM

    1966-1967 PONTIAC LEMANS

    • Liter: 5.3
    • SubModel: BASE
    • EngineType: V8

    1967 CHEVROLET CHEVY II

    • EngineType: ALL
    • SubModel: NOVA SS

    1970 CHEVROLET CHEVELLE

    • Liter: 6.6
    • SubModel: BASE
    • EngineType: V8

    1970-1971 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: SS

    1972 PONTIAC LEMANS

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1971 PONTIAC FIREBIRD

    • Liter: 7.5
    • SubModel: TRANS AM
    • EngineType: V8

    1968 CHEVROLET CHEVELLE

    • Liter: 5.3
    • SubModel: MALIBU
    • EngineType: V8

    1972 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: FORMULA

    1968 CHEVROLET EL CAMINO

    • Liter: 6.5
    • SubModel: BASE
    • EngineType: V8

    1970 CHEVROLET CHEVELLE

    • CC: 6556
    • Liter: 6.6
    • SubModel: CONCOURS
    • EngineType: V8

    1967 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: RS

    1972 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: Z28
    • EngineType: V8

    1970-1972 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: GREENBRIER
    • EngineType: V8

    1970-1972 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: CONCOURS ESTATE
    • EngineType: V8

    1967 CHEVROLET CHEVY II

    • Liter: 3.2
    • SubModel: NOVA
    • EngineType: L6

    1972 PONTIAC GTO

    • Liter: 6.6
    • SubModel: BASE
    • EngineType: V8

    1966 CHEVROLET CHEVELLE

    • Liter: 5.4
    • SubModel: BASE
    • EngineType: V8

    1969 CHEVROLET NOVA

    • EngineType: ALL
    • SubModel: ALL

    1967 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: BASE

    1972 CHEVROLET CHEVELLE

    • Liter: 6.6
    • SubModel: MALIBU
    • CUI: 402
    • EngineType: V8

    1972 CHEVROLET CAMARO

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SS

    1970 CHEVROLET CHEVELLE

    • Liter: 6.6
    • SubModel: GREENBRIER
    • EngineType: V8

    1972 CHEVROLET CHEVELLE

    • Liter: 6.6
    • SubModel: NOMAD
    • CUI: 402
    • EngineType: V8

    1970-1972 CHEVROLET CHEVELLE

    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1967-1968 CHEVROLET CHEVELLE

    • EngineType: ALL
    • SubModel: BASE

    1970-1972 CHEVROLET NOVA

    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1971 CHEVROLET CHEVELLE

    • Liter: 6.6
    • SubModel: MALIBU
    • CUI: 400
    • EngineType: V8

    1972 CHEVROLET CHEVELLE

    • CC: 6588
    • Liter: 6.6
    • SubModel: BASE
    • EngineType: V8

    1967 CHEVROLET CHEVELLE

    • Liter: 4.1
    • SubModel: DELUXE
    • CUI: 250
    • EngineType: L6

    1972 PONTIAC LEMANS

    • Liter: 4.1
    • SubModel: SPORT
    • CUI: 250
    • EngineType: L6

    1968 CHEVROLET CHEVELLE

    • Liter: 5.4
    • SubModel: NOMAD
    • EngineType: V8

    1970-1972 CHEVROLET CHEVELLE

    • EngineType: L6
    • SubModel: MALIBU

    1968 CHEVROLET CHEVELLE

    • Liter: 6.5
    • SubModel: NOMAD
    • EngineType: V8

    1967 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: Z28

    1970-1971 CHEVROLET CHEVELLE

    • EngineType: L6
    • SubModel: CONCOURS

    1968-1969 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: BASE

    1968 CHEVROLET CHEVELLE

    • Liter: 5.0
    • SubModel: NOMAD
    • EngineType: V8

    1968 CHEVROLET CHEVELLE

    • EngineType: L6
    • SubModel: CONCOURS

    1971 CHEVROLET CHEVELLE

    • CC: 6555
    • Liter: 6.6
    • SubModel: MALIBU
    • EngineType: V8

    1970-1972 CHEVROLET MONTE CARLO

    • EngineType: ALL
    • SubModel: ALL

    1970-1972 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1968 CHEVROLET CHEVELLE

    • Liter: 5.3
    • SubModel: NOMAD
    • EngineType: V8

    1970-1972 CHEVROLET NOVA

    • EngineType: L6
    • SubModel: BASE

    1969 CHEVROLET CHEVELLE

    • EngineType: ALL
    • SubModel: 300 DELUXE

    1968 CHEVROLET CHEVELLE

    • Liter: 5.4
    • SubModel: CONCOURS
    • EngineType: V8

    1971 PONTIAC GRAND PRIX

    • EngineType: ALL
    • SubModel: ALL

    1967 CHEVROLET CHEVY II

    • Liter: 4.1
    • SubModel: NOVA
    • EngineType: L6

    1971-1972 CHEVROLET CHEVELLE

    • Liter: 7.4
    • SubModel: NOMAD
    • EngineType: V8

    1970-1972 CHEVROLET NOVA

    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1968 CHEVROLET CHEVELLE

    • Liter: 5.3
    • SubModel: CONCOURS
    • EngineType: V8

    1964-1966 CHEVROLET CHEVY II

    • EngineType: ALL
    • SubModel: ALL

    1970-1971 PONTIAC LEMANS

    • EngineType: ALL
    • SubModel: SPORT

    1972 CHEVROLET CHEVELLE

    • Liter: 6.6
    • SubModel: GREENBRIER
    • CUI: 402
    • EngineType: V8

    1967 CHEVROLET CHEVY II

    • EngineType: V8
    • SubModel: BASE

    1967 CHEVROLET CHEVELLE

    • EngineType: V8
    • SubModel: DELUXE

    1969-1972 CHEVROLET EL CAMINO

    • EngineType: ALL
    • SubModel: CUSTOM

    1969 CHEVROLET CHEVELLE

    • EngineType: ALL
    • SubModel: NOMAD

    1968 CHEVROLET CHEVELLE

    • EngineType: L6
    • SubModel: 300 DELUXE

    1965 CHEVROLET CHEVELLE

    • Liter: 3.2
    • SubModel: SS
    • EngineType: L6

    1968 CHEVROLET CHEVELLE

    • Liter: 5.3
    • SubModel: 300 DELUXE
    • EngineType: V8

    1970-1972 PONTIAC FIREBIRD

    • EngineType: L6
    • SubModel: BASE

    1967 CHEVROLET CHEVY II

    • Liter: 4.1
    • SubModel: BASE
    • EngineType: L6

    1968 CHEVROLET CHEVELLE

    • Liter: 5.4
    • SubModel: MALIBU
    • EngineType: V8

    1968 CHEVROLET CHEVELLE

    • EngineType: L6
    • SubModel: 300

    1970 CHEVROLET CHEVELLE

    • CC: 6588
    • Liter: 6.6
    • SubModel: CONCOURS ESTATE
    • EngineType: V8

    1970-1972 CHEVROLET CHEVELLE

    • Liter: 5.0
    • SubModel: NOMAD
    • EngineType: V8

    1969-1972 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: RS

    1967 CHEVROLET CHEVY II

    • EngineType: V8
    • SubModel: NOVA

    1968 CHEVROLET CAMARO

    • Liter: 5.3
    • EngineType: V8
    • SubModel: RS

    1968-1972 CHEVROLET EL CAMINO

    • EngineType: ALL
    • SubModel: SS

    1970 PONTIAC FIREBIRD

    • Liter: 5.7
    • SubModel: ESPRIT
    • EngineType: V8

    1967 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: HO

    1969 CHEVROLET CHEVELLE

    • EngineType: ALL
    • SubModel: MALIBU

    1968-1969 PONTIAC FIREBIRD

    • EngineType: ALL
    • SubModel: ALL

    1968 CHEVROLET CHEVY II

    • EngineType: ALL
    • SubModel: ALL

    1967-1969 PONTIAC GTO

    • EngineType: ALL
    • SubModel: ALL

    1967 CHEVROLET CHEVELLE

    • Liter: 4.1
    • SubModel: CONCOURS
    • CUI: 250
    • EngineType: L6

    1970-1972 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: MALIBU
    • EngineType: V8

    1970 PONTIAC LEMANS

    • EngineType: ALL
    • SubModel: SAFARI

    1972 CHEVROLET CHEVELLE

    • Liter: 6.6
    • SubModel: CONCOURS ESTATE
    • CUI: 402
    • EngineType: V8

    1971 PONTIAC GTO

    • EngineType: ALL
    • SubModel: ALL

    1970-1972 CHEVROLET CHEVELLE

    • Liter: 5.0
    • SubModel: GREENBRIER
    • EngineType: V8

    1970-1972 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: NOMAD
    • EngineType: V8

    1969-1972 CHEVROLET EL CAMINO

    • EngineType: ALL
    • SubModel: BASE

    1971 CHEVROLET CHEVELLE

    • Liter: 6.6
    • SubModel: SS
    • CUI: 400
    • EngineType: V8

    1965 CHEVROLET CHEVELLE

    • EngineType: V8
    • SubModel: SS

    1969 OLDSMOBILE F85

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1970-1972 CHEVROLET CHEVELLE

    • EngineType: L6
    • SubModel: NOMAD

    1972 CHEVROLET CHEVELLE

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 402
    • EngineType: V8

    1968 CHEVROLET CAMARO

    • Liter: 5.4
    • EngineType: V8
    • SubModel: RS

    1967 CHEVROLET CHEVY II

    • EngineType: ALL
    • SubModel: NOVA SS

    1970 PONTIAC FIREBIRD

    • Liter: 6.6
    • SubModel: BASE
    • EngineType: V8

    1968 CHEVROLET CHEVELLE

    • Liter: 6.5
    • SubModel: 300 DELUXE
    • EngineType: V8

    1970-1972 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: CONCOURS
    • EngineType: V8

    1968 CHEVROLET CHEVELLE

    • Liter: 6.5
    • SubModel: MALIBU
    • EngineType: V8

    1967 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8
    49-0040-1 - Richmond Gear GM 12-Bolt Ring & Pinion Sets is rated 2.0 out of 5 by 1.
    • 2016-06-30T11:58CST
    • bvseo_cps, prod_bvrr, vn_cps_3.2.1
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_1
    • loc_en_US, sid_10001_10001_25726, PRD, sort_relevancy
    • clientName_jegs
    Rated 2 out of 5 by from They Howl Wanted 3.90 gears so I mistakenly bought these. Set them up within a thou and running .007" backlash and they constantly make noise. Richmond gears are known for their noise and these are no different.
    Date published: 2015-10-03
    • 2016-06-30T11:58CST
    • bvseo_cps, prod_bvrr, vn_cps_3.2.1
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_1
    • loc_en_US, sid_10001_10001_25726, PRD, sort_relevancy
    • clientName_jegs