Drive Train

1998 Ford Mustang Axle Ratio and Tooth Combinations 3.8L Axle ratio (or overall top gear 2.73:1 ratio)

4.6L (SOHC) and 4.6L (DOHC) 2.73:1

3.08:1

3.27:1

Ring gear o.d.

198.1 (7.5)

223.5 (8.8)

223.5 (8.8)

223.5 (8.8)

No. of Teeth - Pinion

15

15

13

11

No. of teeth - Ring gear

41

41

40

36

Rear Axle Unit Description (integral to trans., etc.) Limited slip differential (type) Drive pinion - Type

Regular Axle Traction-Lok Axle Semi-Floating Type with Cast Semi-Floating Type with Cast Center and Underhung Pinion Center and Underhung Pinion N/A

Friction plate

Hypoid

Hypoid

Drive Pinion - Offset

25.4 (1.0)

38.1 (1.5)

No. of differential pinions

2

2

Pinion/Differential Shim Adjustment (shim, etc.) Pinion/Differential - Bearing Collapsible Spacer, Shim adjustment Driving wheel bearing (type) Straight Roller

Shim Collapsible Spacer, Shim Straight Roller

Lubricant - Capacity L (pt.)

1.6 (3.3)

1.8 (3.75)

Lubricant - type recommended

WSP-M2C 197-A, SAE 80 W WSP-M2C 197-A, SAE 80 W 90, GL-5 90, GL-5 Add 2 oz. M2C 196-A Friction Modifier

Propeller Shaft - Rear Wheel Drive 3.8L Manufacturer Type (straight tube, tube-in- Ford straight tube with tube, internal-external damper, etc.) internal tuned damper

4.6L (SOHC) and 4.6L (DOHC) Ford straight tube with internal tuned damper

Manual 4-Speed transmission

N/A

Manual 5-Speed transmission

88.9 x 1163 x 1.65 (3.50 88.9 x 1163 x 1.65 (3.50 x 45.6 x 0.065) x 45.6 x 0.065)

Manual 6-Speed transmission Overdrive

N/A N/A

Automatic Transmission 4-Speed, AODE

88.9 x 1163 x 1.65 (3.50 88.9 x 1163 x 1.65 (3.50 x 45.6 x 0.065) x 45.6 x 0.065)

Intermediate bearing - Type (plain, antifriction) Intermediate bearing - Lubrication (fitting, prepack)

N/A

N/A N/A

N/A

N/A

N/A

N/A

Slip Yoke - Type

Damper

Plain w/ MT; Damper w/ AT

Slip Yoke - Number of teeth

28

31

Slip Yoke - Spline o.d.

38.05 (1.498)

38.05 (1.498)

Ford 1330

Ford 1330

Ford 1330

Ford 1330

2

2

Cross

Cross

Circular Flange

Circular Flange

Needle Roller

Needle Roller

Pre-pack

Pre-pack

Universal Joints - Make and mfg. no. Front Universal Joints - Make and mfg. no. Rear Universal Joints - No. used Universal Joints - Type (ball and trunion, cross) Universal Joints - Rear attatch (u-bolt, clamp, etc.) Universal Joints - Bearing Type (plain, anti-friction) Universal Joints - Bearing Lubrication (fitting, prepack) Drive taken through (torque tube, arms or springs) Torque taken through (torque tube, arms or springs)

Control Arms Control Arms