BUICK ROADMASTER Transmission & Drivetrain

Transmission Dipstick, Braided Stainless Steel, Black, Bellhousing Mount, Chevy, 4L60E, Each

Part Number: LOK-XTD-34L60ETM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85456

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Hays Twister 3/4 Race Torque Converter 1984- 97 GM, 4L60/4L60E/700R4, 2800- 3200 RPM stall

Part Number: HAY-97-1G28Q

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Servo Piston Assembly, 093, 2nd Gear Servo, GM, 700R4, Kit

Part Number: TRG-7-2P

4.82 out of 5 stars ( 22 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

Valve Body Separator Plate, Tempered Steel, Zinc Plated, with Instructions, GM, 4L60E, Each

Part Number: TRG-46-PLT-96

4.92 out of 5 stars ( 36 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875373

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: TMK-M88048

4.87 out of 5 stars ( 15 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

Universal Joint, S44/GM 3RL Style, Greasable, Steel, Each

Part Number: MOG-534G

4.25 out of 5 stars ( 12 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

Torque Converter, Holeshot, 1,900-2,000 rpm Stall Range, Chevy, 4L60E/700R4, Each

Part Number: BMM-70417

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Torque Converters, Twister 3/4 Race, 9.600 in. Dia., with Lockup, 30-Spline, 11.125 in. bolt pattern, 2,400-2,800 rpm Stall, 4L60-E, 4L65-E, Each

Part Number: HAY-97-1H24Q

Not Yet Reviewed

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Axle Seal, Rear Axle Shaft Size-1.399 in., Seal O.D-.2.296, Seal Width-0.460 in., Bidirectional, Each

Part Number: TMK-8660S

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

Transmission Filter, Replacement, Each

Part Number: WIX-58897

4.81 out of 5 stars ( 26 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

Ring and Pinion Installation Kit, GM, 7.5 in./7.625 in., 10-Bolt, 27-Spline Pinion, Kit

Part Number: RMG-8310441

4.53 out of 5 stars ( 17 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Transmission Pan, Stock, Steel, EDP Coated Black, GM 700R4, 4L60, 4L60E, Each

Part Number: MRG-9767BMRG

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

Differential, Posi Performance, Limited Slip, 28-Spline, for use on GM, 7.625 in., Each

Part Number: ETN-19599-010

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Ring and Pinion Installation Kit, Master Kit, GM, 8.5 in., 30-Spline Pinion, Kit

Part Number: MGR-R10REMKT

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Shift Kit, Shift Improvement, without Auxiliary Valve Body, GM, 700R4, 4L60, Each

Part Number: TRG-SK700

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

Transmission Dipstick, Braided Stainless Steel, Black, Black Handle, Firewall Mount, Chevy, 4L60, Each

Part Number: LOK-XTD-34L60FM

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Torque Converters, Remanufactured, OEM Style, 1.750 in. Slotted Hub, 3 Pad Mount, 12.00 in. Diameter, 2,025 Stall, 30 Spline Input, Avanti, GM, Each

Part Number: CCV-TQBU18AH

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

• Core Charge $130.00

Differential, Eaton Detroit Locker, 30-Spline, GM, 8.5 in., Each

Part Number: ETN-187C148A

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Differential, Grip Pro Traction System, 30-Spline, GM 8.5in., 8.6 in., Each

Part Number: PWT-GT201030

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Differential Carrier, Open, GM 8.625 in., 30-Spline, Each

Part Number: MGR-GM8-6L

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-373

Not Yet Reviewed

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85308

Not Yet Reviewed

Estimated Ship Date: Monday 11/2/2026 if shipped by air

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Pinion Yoke, Differential Location, Rear, 30-spline Inner, Cast Iron, GM 8.5 in., GM 8.625 in., Each

Part Number: RNB-697-500

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/2/2026 if shipped by air