RockJock JL 392 Front Bump Stop Kit

SKU: ROKRJ-140100-101

Frame Bump Stops

ROK Bump Stops...

Rockjock

RockJock JL 392 Front Bump Stop Kit

SKU: ROKRJ-140100-101

Frame Bump Stops

ROK Bump Stops...

Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

We accept

Description

RockJock Front Bump Stops for 392 Hemi equipped JL Wranglers mounts to the vehicles front axle housing and are designed to be used in conjunction with all of the 392 specific upper bump stop hardware in lifted applications, guaranteeing proper bump stop contact in high articulation situations. The vehicles factory yellow jounce bumpers are retained to provide a factory feel when the bump stops make contact. Finish is clear anodize on the aluminum and zinc plating on the spacers and bolts.

Kit Options

This item is available as a full kit.
Select a kit option in the following table if you are looking for this item in a bundle form with all associated components.

Kit option/s:

Thumb	SKU	Kit Title
	rokRJ-JL3920-103	RockJock JL 392 Base Level Suspension System Hemi 3.5in Lift (1x rokRJ-9120FJLF, 1x rokRJ-141102-103, 1x rokRJ-107100-1, 1x rokRJ-141300-101, 1x rokRJ-243100-103, 1x rokRJ-107400-1, 1x rokRJ-154101-101, 1x rokCE-9818RBSK, 1x rokRJ-144401-101, 1x rokRJ-141403-101, 1x rokRJ-140100-101, 1x rokRJ-203002-101)
	rokRJ-JL3920-101	RockJock JL 392 Sport Edition Suspension System Hemi 3.5in Lift (1x rokRJ-9120FJLF, 1x rokCE-9818FUA, 1x rokRJ-107100-1, 1x rokRJ-141300-101, 1x rokRJ-243100-103, 1x rokCE-9807RUA, 1x rokRJ-107400-1, 1x rokRJ-154101-101, 1x rokCE-9818RBSK, 1x rokRJ-144401-101, 1x rokRJ-141403-101, 1x rokRJ-140100-101, 1x rokRJ-203002-101)
	rokRJ-JL3921-101	RockJock JL 392 Pro Edition Suspension System Hemi 3.5in Lift (1x rokRJ-9120FJLF, 1x rokCE-9818FUA, 1x rokCE-9818FLA, 1x rokRJ-107100-1, 1x rokRJ-141300-101, 1x rokRJ-243100-103, 1x rokCE-9807RUA, 1x rokCE-9807RLA, 1x rokRJ-107400-1, 1x rokCE-9120RJL, 1x rokRJ-154101-101, 1x rokCE-9818RBSK, 1x rokRJ-144401-101, 1x rokRJ-141403-101, 1x rokRJ-140100-101, 1x rokRJ-203002-101)

Part Type

Frame Bump Stops

Data: v4.2 - Upd: 2026-10-14 13:32:07

Specifications

Product Attributes - Brand: Rock Jock
Product Attributes - Manufacturer's Part Number: RJ-140100-101
Product Attributes - Part Type: Frame Bump Stops
Product Attributes - UPC: 810038157979

Reference Information

Brand Name/s	Rockjock
StreetFX SKU	rokRJ-140100-101
SFX Item ID	4305862
Supplier Item Code	4305862
Manufacturer SKU	RJ-140100-101
Manufacturer UPC	810038157979
Alternative References	rkj-rj-140100101