Early Rotary & 1979-85 Mazda RX-7 : Ring & Pinion Differential

Ring and Pinion Gear Set

Ring and Pinion Gear Set :: 4.111 Ratio

The Mazda 4.111 ratio ring and pinion set is suitable use on the following rotary and Miata Applications: RX-2, RX-3 SP, 1979-85 RX-7, and the 1994-01 Miata. Alternate axle ratios are available for special applications. These ratios interchange exactly ... »more

Part Number: 13001
Our Price $1,028.00 ADD »

Ring and Pinion Gear Set

Ring and Pinion Gear Set :: 4.444 Ratio

The Mazda 4.444 ratio ring and pinion set (M054-27-110A) is suitable use on the following rotary and Miata Applications: RX-2, RX-3 SP, 1979-85 RX-7, and the 1994-01 Miata. Alternate axle ratios are available for special applications. These ratios ... »more

Part Number: 13005
Our Price $1,073.14 ADD »

Crush Tube

Crush Tube :: 1971-85 Rotary ALL

We have available the Mazda OEM Crush Tube for all 1971-85 Rotary differentials (1 required). When replacing the pinion in any differential, it is wise to replace the pinion bearings, locknut and seal, and mandatory to change the crush tube. The parts we ... »more

Part Number: 13512
Our Price $17.96 ADD »

Differential Side Bearing

Differential Side Bearing :: 71-92 All Non-Turbo

We have available the Mazda OEM Differential Side Bearings for all 1971-92 Rotary (Non-Turbo) differentials. (2 required) Changing from the standard differential to the limited slip differential is a fairly easy job. This modification requires only a few ... »more

Part Number: 13509
Our Price $76.01 ADD »

Rear Wheel Seal

Rear Wheel Seal :: 1979-83 RX-7

We have available, the rear wheel seal for 1979-83 RX-7. The seal comes from an OEM seal manufactuer from Japan.    Sold and priced individually.  »more

Part Number: 13507
Our Price $9.00 ADD »

Rear Axle Seal

Rear Axle Seal :: 1984-85 RX-7

We have available, the rear axle seal for 1984-85 RX-7. The seal comes from an OEM seal manufactuer from Japan.    Sold and priced individually.  »more

Part Number: 13508
Our Price $10.00 ADD »

Differential Front Seal

Differential Front Seal :: 1971-82 Rotary All

We have available the Mazda OEM Differential Front Seal for all 1971-82 Rotary differentials. (1 required) When placing the pinion in any differential, it is wise to replace the pinion bearings, locknut and seal, and mandatory to change the crush tube. ... »more

Part Number: 13513
Our Price $15.31 ADD »

Differential Front Seal

Differential Front Seal :: 83-85 Rotary ALL

We have available the Mazda OEM Differential Front Seal for all 1983-85 Rotary differentials (1 req.). When replacing the pinion in any differential, it is wise to replace the pinion bearings, locknut and seal, and mandatory to change the crush tube. The ... »more

Part Number: 13514
Our Price $18.78 ADD »

Competition Transmission Mount

Competition Transmission Mount :: 79-85 RX-7

We offer the Mazda Competition Parts Department competition transmission mount for the 1979-85 RX-7 (all models). This mount features rubber material that is approximately 40% stiffer than the stock mount. One required. »more

Part Number: 12050
Our Price $205.00 ADD »

Front Pinion Bearing

Front Pinion Bearing :: 71-92 Rotary Non-Turbo

We have available the Mazda OEM Front Pinion Bearing for all 1971-92 Rotary (Non-Turbo) differentials (1 required) When replacing the pinion in any differential, it is wise to replace the pinion bearings, locknut, and seal, and mandatory to change the ... »more

Part Number: 13510
Our Price $66.14 ADD »

Rear Pinion Bearing

Rear Pinion Bearing :: 71-85 Rotary ALL

We have available the Mazda OEM Rear Pinion Bearing for all 1971-85 Rotary differentials (1 required) When replacing the pinion in any differential, it is wise to replace the pinion bearings, locknut and seal, and mandatory to change the crush tube. The ... »more

Part Number: 13511
Our Price $49.39 ADD »

Pinion Lock Nut

Pinion Lock Nut :: 71-95 RX-7 ALL / RX-8

Pinion Lock Nut 1971-85 ALL & 1986-92 Non Turbo - When replacing the pinion in any differential, it is wise to replace the pinion bearings, locknut, and seal, and it is mandatory to change the crush tube. The parts we offer are Mazda OEM Factory parts... »more

Part Number: 13515
Our Price $11.00 ADD »


Strut Tower Brace
1979-85 RX-7

It's Back!

MORE INFO »

Our Price: $550.00

Engine Torque Brace
79-85 RX-7

The Racing Beat-designed Engine Torque Brace for the 1979-85 RX-7 substantially reduces or eliminates the shuddering ...

ADD »

Our Price: $115.22

Power Pulse Air Filter Assembly
1971-85 Stock

Racing Beat's dyno-proven Power Pulse Air Filter Assembly, for all 1971-85 Stock Carburetor Bodies, is designed ...

ADD »

Our Price: $109.15

Go to Racing Beat Home Page
Select: Go to Shopping Cart