KeyParts Truck Bed Cross Sills

99-06 SILV/SIERRA +07 CLASSIC SILV/SIERRA FLEETSIDE CROSS SILL KIT (W/O REAR CROSS SILL) FOR 5.5' AND 6' BED 4PC

Part Number: KPT-0856-265

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Estimated Ship Date: Apr 27, 2026 if ordered today

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58-59 CHEV/GMC FLEETSIDE PICKUP FRONT AND CENTER CROSS SILL

Part Number: KPT-0847-858

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Estimated Ship Date: Apr 27, 2026 if ordered today

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63-72 CHEV/GMC STEEL FLOOR FLEETSIDE CENTER REINFORCEMENT STRIP, 14GA.

Part Number: KPT-0849-861

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Estimated Ship Date: Apr 27, 2026 if ordered today

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60-72 CHEV/GMC WOOD BED FLEETSIDE WIDE REINFORCEMENT STRIP, 72", 14GA.

Part Number: KPT-0849-865

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Estimated Ship Date: Apr 27, 2026 if ordered today

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51-53 C-10 REAR CENTER CROSS SILL

Part Number: KPT-0846-268U

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Estimated Ship Date: Apr 27, 2026 if ordered today

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67-72 C-10 RR CROSS SILL STEEL BED FLEETS

Part Number: KPT-0849-269U

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Estimated Ship Date: Apr 27, 2026 if ordered today

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67-72 C-10 CROSS SILL, STEEL BED LB&SB

Part Number: KPT-0849-270U

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Estimated Ship Date: Apr 27, 2026 if ordered today

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63-72 C-10 REAR CROSS SILL WOODED FLT

Part Number: KPT-0848-268

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Estimated Ship Date: Apr 27, 2026 if ordered today

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63-72 CHEV/GMC STEEL FLOOR FRONT AND BEHIND WHEEL TUBS CROSS SILL, 14GA.

Part Number: KPT-0849-870

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Estimated Ship Date: Apr 27, 2026 if ordered today

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47-48 CHEV/GMC PICKUP CENTER CROSS SILL FOR MODELS WITH ORIGINAL UNDER BED FUEL TANK

Part Number: KPT-0846-864

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Estimated Ship Date: Apr 27, 2026 if ordered today

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47-50 C-10 FRT CROSS SILL

Part Number: KPT-0846-265U

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Estimated Ship Date: Apr 27, 2026 if ordered today

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99-06 SILV/SIERRA + 07 CLASSIC CROSS SILL IMMEDIATELY BEHIND WHEEL TUBS 64 1/8" X 3 1/2" X 2" WITH BED MOUNTING NUTS SPACED 39" APART

Part Number: KPT-0856-264

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Estimated Ship Date: Apr 27, 2026 if ordered today

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60-62 BED CROSS SILLSTEPSIDE W/BRACKET W/HOLES

Part Number: KPT-0848-259

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Estimated Ship Date: Apr 27, 2026 if ordered today

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54-55 CHEV/GMC 1ST SERIES FRONT OR CENTER CROSS SILL, 14GA

Part Number: KPT-0846-859

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Estimated Ship Date: Apr 27, 2026 if ordered today

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60-72 CHEV/GMC WOOD BED FLEETSIDE WIDE REINFORCEMENT STRIP, 72", 14GA.

Part Number: KPT-0848-867

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Estimated Ship Date: Apr 27, 2026 if ordered today

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63-72 CHEV/GMC STEPSIDE FRONT AND CENTER CROSS SILL, 14GA.

Part Number: KPT-0849-859

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Estimated Ship Date: Apr 27, 2026 if ordered today

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54-87 C-10 BED CROSS SILL STEP W/BRKT

Part Number: KPT-0846-262

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Estimated Ship Date: Apr 27, 2026 if ordered today

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51-53 C-10 3100 REAR CROSS SILL

Part Number: KPT-0846-340U

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Bed Cross Sill, 99-15 Ford Super Duty Bed Floor Cross Sill Kit, 4 PC, 8 ft. Bed

Part Number: KPT-1987-262

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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51-53 CHEV/GMC 1/2 OR 3/4 FRONT CROSS SILL, 14GA

Part Number: KPT-0846-866

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Estimated Ship Date: Apr 27, 2026 if ordered today

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63-72 BED CROSS SILL; STEPSIDE W/BRACKET W/HOLES

Part Number: KPT-0849-259

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Estimated Ship Date: Apr 27, 2026 if ordered today

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47-50 CHEV/GMC 1/2 OR 3/4 FRONT CROSS SILL, 14GA

Part Number: KPT-0846-865

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Estimated Ship Date: Apr 27, 2026 if ordered today

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47-50 C-10 REAR CENTER CROSS SILL

Part Number: KPT-0846-267U

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Estimated Ship Date: Apr 27, 2026 if ordered today

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54-55 BED CROSS SILL STEPSIDE W/BRACKET W/HOLES

Part Number: KPT-0846-259

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Estimated Ship Date: Apr 27, 2026 if ordered today

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• Oversize $9.99
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60-62 CHEV/GMC 1/2 OR 3/4 TON, STEPSIDE, FRONT AND CENTER CROSS SILL, 14GA.

Part Number: KPT-0848-859

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Estimated Ship Date: Apr 27, 2026 if ordered today

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