Replacement Dual Case Adapter Couplers$240.65 – $242.44 Input Gear Choose an option21-Spline23-SplineClear Replacement Dual Case Adapter Couplers quantity Add to cart SKU: N/A Categories: Dual Adapters, Engine & Drivetrain, Transfer Case Description Additional information Reviews (0) Description These couplers are designed to work with OEM and Trail-Gear input gear splines. High-strength splined couplers are made from heat-treated and carburized SCM415 alloy steel. Trail-Gear couplers may not work with other manufacturer’s aftermarket gears. 21-Spline or 23-Spline couplers are available. These gears fit RF1A transfer cases. Additional information Weight 4 lbs Dimensions 12 × 7 × 7 in Input Gear 21-Spline, 23-Spline Reviews There are no reviews yet. Be the first to review “Replacement Dual Case Adapter Couplers” Cancel replyYour email address will not be published. Required fields are marked *Your rating * Rate… Perfect Good Average Not that bad Very poor Your review *Name * Email * Related products Drivetrain & Differentials/Transfer Case/Transfer Case MountsRF1A Transfer Case Mount to T-Case Bolt & Washer Set $11.15 Add to cart Transfer CaseT-Case Rebuilt Sami 6.5 Gears For 86-95 Samurai Trail Gear $2,383.90 Add to cart Dual Adapters/Transfer Case Adapter KitTrail-Creeper Dual Transfer Case Adapter Spline For 79-95 Pickup 85-95 4Runner Trail Gear $981.25 – $982.25 Select options