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REAR SUN GEAR
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Estimated Ship Date: Oct 27, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
18032-RSK
Part Type:
Product Line:
Summit Racing Part Number:
SOX-18032-RSK
Automatic Transmission Rebuild Component Type:
Sun gear and thrust washer
Remanufactured:
No
Quantity:
Sold individually.
Notes:
Gear has 1.80 ratio.
Sonnax Rear Sun Gear Kits
Stop worrying about input shaft failure when running the GM Powerglide in the most extreme applications. Sonnax offers the only big input shaft upgrade with custom components designed to work together for reliable performance. Whether you have an existing assembly or start from scratch in the gear ratio of your choice, it's the best way to connect huge power to Sonnax Extreme planetaries for great run after run with minimum downtime.
Additional details:
* Choose from 1.69 or 1.80 ratio big shaft rear Sun Gear kits
* Gear prepped to accept big input shaft's fine-tooth rear spline
* Custom, PTFE-coated thrust washer replaces sun gear thrust bearing
Applications
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Some parts are not legal for use in California or other states with similar laws / regulations
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