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1981, 1980, 1979, 1978, 1977, 1976, 1975, 1974, 1973, 1972, 1971 Pontiac Firebird Automatic Transmission Ring Gear
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1971 - 1981 Pontiac Firebird Automatic Transmission Ring Gear (ATP) NEW

$ 39 .98

Product Notes

Width: 0.44" Teeth: 168 Outer Diameter: 14.096" Inner Diameter: 13.268"

The ring gear has teeth which engage with the starter motor allowing the engine to crank over and start. Repeated engagement with the starter results in worn or broken ring gear teeth. Once this is diagnosed, the ring gear must be replaced. ATP ring gears are designed to fit and function just like the original part to ensure durability and long life.
Brand: ATP
Condition: New
See Other Pontiac Firebird Automatic Transmission Ring Gears
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
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Specifications & Info


Attribute Value
Inside Diameter 13.268
LineCode Atp, Atp4
Pitch Flywheels 12/14
Ring Gear Chamfer None
Tooth Quantity 168

Vehicle Fitment Guide

This part fits the following vehicles:

Pontiac 1 model (tapclick to expand)(tapclick to hide)
Firebird 1971-1981 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Coupe 1981 V8 4.4L RWD Automatic & Manual
Base Coupe 1980 - 1981 V8 4.3L RWD Automatic & Manual
Base Coupe 1977 - 1981 V6 3.8L RWD Automatic & Manual
Base Coupe 1977, 1979 - 1981 V8 4.9L RWD Automatic & Manual
Base Coupe 1977 - 1980 V8 5.0L RWD Automatic & Manual
Base Coupe 1971 - 1976 L6 4.1L RWD Automatic & Manual
Base Coupe 1971 - 1974 L6 4.1L RWD U/K
Base Coupe 1971 - 1979 V8 5.7L RWD Automatic & Manual
Base Coupe 1971 - 1974 V8 5.7L RWD U/K
Base Coupe 1971 - 1977 V8 6.6L RWD Automatic & Manual
Base Coupe 1971 - 1974 V8 6.6L RWD U/K
Base Coupe 1971 - 1974 V8 7.5L RWD Automatic & Manual & U/K
Esprit Coupe 1981 V8 4.4L RWD Automatic & Manual
Esprit Coupe 1980 - 1981 V8 4.3L RWD Automatic & Manual
Esprit Coupe 1977 - 1981 V6 3.8L RWD Automatic & Manual
Esprit Coupe 1977, 1979 - 1981 V8 4.9L RWD Automatic & Manual
Esprit Coupe 1977 - 1980 V8 5.0L RWD Automatic & Manual
Esprit Coupe 1976 V8 6.6L RWD Automatic & Manual
Esprit Coupe 1975 - 1976 L6 4.1L RWD Automatic & Manual
Esprit Coupe 1975 - 1979 V8 5.7L RWD Automatic & Manual
Esprit Coupe 1971 - 1974 L6 4.1L RWD U/K
Esprit Coupe 1971 - 1974 V8 5.7L RWD U/K
Esprit Coupe 1971 - 1974 V8 6.6L RWD U/K
Esprit Coupe 1971 - 1974 V8 7.5L RWD U/K
Formula Coupe 1981 V6 3.8L RWD Automatic & Manual
Formula Coupe 1981 V8 4.3L RWD Automatic & Manual
Formula Coupe 1981 V8 4.4L RWD Automatic & Manual
Formula Coupe 1980 - 1981 V8 4.9L Turbo RWD Automatic & Manual
Formula Coupe 1977, 1979 - 1981 V8 4.9L RWD Automatic & Manual
Formula Coupe 1977 - 1981 V8 5.0L RWD Automatic & Manual
Formula Coupe 1975 - 1979 V8 5.7L RWD Automatic & Manual
Formula Coupe 1975 - 1979 V8 6.6L RWD Automatic & Manual
Formula Coupe 1971 - 1974 V8 5.7L RWD U/K
Formula Coupe 1971 - 1974 V8 6.6L RWD U/K
Formula Coupe 1971 - 1974 V8 7.5L RWD U/K
Trans Am Coupe 1981 V8 4.4L RWD Automatic & Manual
Trans Am Coupe 1980 - 1981 V8 4.9L Turbo RWD Automatic & Manual
Trans Am Coupe 1980 - 1981 V8 5.0L RWD Automatic & Manual
Trans Am Coupe 1979 - 1981 V8 4.9L RWD Automatic & Manual
Trans Am Coupe 1975 - 1979 V8 6.6L RWD Automatic & Manual
Trans Am Coupe 1975 - 1976 V8 7.5L RWD Automatic & Manual
Trans Am Coupe 1971 - 1974 V8 6.6L RWD U/K
Trans Am Coupe 1971 - 1974 V8 7.5L RWD U/K
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.
The ring gear has teeth which engage with the starter motor allowing the engine to crank over and start. Repeated engagement with the starter results in worn or broken ring gear teeth. Once this is diagnosed, the ring gear must be replaced. ATP ring gears are designed to fit and function just like the original part to ensure durability and long life.

Interchange Parts

Brand Part Number
Anchor 168C
ATP ZA-500
Autocraft RG168S
Big A XG10
Big A XG11
Chromite GM168S
Dorman - OE Solutions 4414
General Motors 3889694
General Motors 3899668
General Motors 3991408
General Motors 460583
Pioneer FRG-168S
Pioneer FRG168C
Pioneer FRG168S
PTC RG10
PTC RG11
Sealed Power 416114
Venture Products 168S

Fits Years: 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981

Fits Models: Firebird

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120
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Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
Direct-Fit Replacement

Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

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