BUICK ROADMASTER Transmission & Drivetrain

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 ( 3 )

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

Differential Shims, Carrier Type, 2.25 in. I.D., 3.00 in. O.D., Steel, Dodge, Ford, GM, Hummer, Isuzu, Jeep, Lincoln, Mazda, Mercury, Saab, Kit

Part Number: MGR-SS12

4.0 out of 5 stars ( 15 )

Estimated Ship Date: Monday 12/22/2025

Torque Converters, Twister 3/4 Race, Street/Strip, 2,400-2,800 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevy THM700-R4/4L60/MD8, Each

Part Number: HAY-97-1E24Q

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

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

Part Number: MOG-534G

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Monday 12/22/2025

Gear, Ring and Pinion, 3.90:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900341

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-411

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

Universal Joint, Light Duty, S44/GM 3RL, Steel, Buick, Cadillac, Chevy, Chrysler, Ford, Hummer, Isuzu, Jeep

Part Number: SDH-5-3147X

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/22/2025

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 12/22/2025

Gear, Ring and Pinion, 3.23:1 Ratio, GM 7.5/7.625 in., Set

Part Number: RNB-697-714

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885342

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

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

Part Number: MGR-GM10-308

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

Transmission Fluid Dipsticks, Hi-Tech Flexible Braided Stainless, Transmission Case Entry, Firewall Mount, 36.00 in. Length, Chevy, GMC, 4L60E, Each

Part Number: LOK-TD-34L60FM36

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

Differential, Lock-Right, Locker, 28-Spline, GM, 7.625 in., Each

Part Number: PWT-1931-LR

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Monday 12/22/2025

• Free Shipping
• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $393.99

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

×

Automatic Transmission Fluid Control Valve, Plastic/Aluminum, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-24230298

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/22/2025

• $20 Summit Bucks

Automatic Transmission Governor Cover, Stainless Steel, Natural, 700R4, TH350, TCI Logo, Each

Part Number: TCI-316860

3.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 12/22/2025

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 12/22/2025

• Free Shipping

Bearing Race, Pinion, 3.250 in. Diameter, Each

Part Number: TMK-M802011

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/22/2025

Billet Rotor, 10-Vane, Automatic Transmission Pump, GM, 4L60E, 700R4, Each

Part Number: TCI-373400

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

Wheel Bearing, Rear Inner, Each

Part Number: TMK-6408

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Monday 12/22/2025

U-Joint Fasteners, Straps, S44/GM 3RL Style, Steel, 1.125 in. Bearing Cap O.D., Buick, Cadillac, Chevy, Kit

Part Number: SDH-2-70-48X

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/22/2025

Ring and Pinion Installation Kit, GM, 8.5 in., GM, Kit

Part Number: MGR-R10R

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/22/2025

Gear, Ring and Pinion, 2.73:1 Ratio, GM 7.5/7.625 in., Set

Part Number: RNB-697-713

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75373TK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/22/2025

• Free Shipping

Bearing Race, Differential Pinion, 2.687 in. Outside Diameter, Each

Part Number: TMK-M88010

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/22/2025

Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit

Part Number: RMG-831021M

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/22/2025

• Free Shipping