Complete Bearing Rebuilding and Seal Kit Set for GM for Chevy SM420 Rockcrawler BK108

★★★★★ 4.8 104 reviews

$274.90
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$274.90
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Free shipping Free 30-day returns

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Product details

Management number 221739498 Release Date 2026/05/03 List Price $109.96 Model Number 221739498
Category

Upgrade your FOR GM FOR Chevy SM420 transmission with this comprehensive bearing and seal kit designed for serious rock crawling applications. This complete kit includes all the essential components needed for a thorough rebuild of your SM420 transmission.Perfect for off-road enthusiasts and performance builders looking to maintain or restore their transmission's reliability and smooth operation. Each component is precision-manufactured to ensure proper fitment and long-lasting performance under demanding conditions.Whether you're rebuilding a classic FOR Chevy or upgrading your rock crawler's drivetrain, this BK108 kit provides the quality parts necessary for a professional transmission overhaul. Suitable for both restoration projects and heavy-duty applications where reliability is paramount.This kit includes:BearingsGasketsSealsSmall Parts KitSnap RingsNeedle BearingsFits FOR SM420-equipped FOR Chevy & FOR GMC Pickups:'63–'67 – 194ci, 230ci, 283ci'54–'61 – 261ci'55–'59 – 288ci, 316ci, 336ci, 347ci'60–'67 – 305ci, 351ciFits FOR SM420-equipped FOR Chevy & FOR GMC Stepvan:'65–'67 – 194ci, 230ci, 250ci, 292ci, 283ci'67 – 350ci

  • COMPLETE KIT: Comprehensive bearing and seal kit specifically designed for FOR GM FOR Chevy SM420 transmission models.
  • COMPATIBILITY: Perfect fit for FOR GM FOR Chevy SM420 Rockcrawler applications, ensuring proper installation and performance.
  • COMPONENTS: Kit includes all necessary bearings and seals required for a complete transmission service.
  • HEAVY-DUTY: Built to withstand demanding off-road and rock crawling applications with superior durability.
  • PRECISION FIT: Each component is manufactured to exact specifications for proper fitment and reliable operation.
Brand Name BBB
Part Number SM420
Manufacturer BBB

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