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ZF Ecosplit 16-speed manual transmission series Gearbox Selector Housing Gear Shift Housing 1341307010
This component is a core mechanical part of the transmission control system for commercial vehicles; it houses and supports the shift-fork linkage mechanism and works in conjunction with control air valves to execute gear-shifting operations for both the range (high/low) and split (half-step) gears.Together with the shift pneumatic valve assembly (0501216322, 0501216924) and the internal shift shaft repair kit, it forms a complete transmission shift control cover assembly.
Diagnosis of Typical Operational Failures and Root Cause Analysis
1. Oil Leakage at the Gear-Shift Shaft: The gear-shift lever is connected via an external linkage to the gear-selection shaft that protrudes from the housing. Due to frequent, repetitive back-and-forth and side-to-side movement, the double-lip oil seal at the end of the gear-selection shaft gradually wears down and ages. As a result, gear oil-splashing inside the housing when heated-leaks out along the linkage, leaving the top of the transmission covered in oily sludge.
2. Air Leakage Between Pneumatic Circuits: If the air valve (0501216322) on top of the transmission emits a continuous hissing sound even when no gear-shifting is taking place, the issue is typically not the valve itself. Instead, it is usually caused by wear to the rubber O-rings on the pistons or the guide bushings within the high/low-range pneumatic cylinders inside the gear-selection housing. This seal failure allows pressurized air to leak into the exhaust bypass, resulting in insufficient air pressure, which prevents the transmission from engaging high or low range.
3. Excessive Play in the Gear-Selection Mechanism: Frequent, aggressive gear-shifting by the driver can cause wear to the internal gear-selection bearings and copper bushings, creating excessive clearance. From the driver's seat, this manifests as a loose or "sloppy" gear-shift lever, vague gear positioning, and-on bumpy roads-the transmission may even frequently "jump" out of gear after a gear has been engaged.
ZF Ecosplit Transmission Gear Selector Housing & Control System Maintenance BOM
| BOM Level | Part Number (P/N) | Description (EN) | Qty / Vehicle | Key Technical Specifications / Remarks |
|---|---|---|---|---|
| 1.0 | 1341307010 | Gearbox Selector Housing Assembly | 1 Pc | Core Item: Precision cast-aluminum gear shift upper cover housing, featuring pre-machined actuator valve ports and internal dual-stage range cylinder bores. |
| 1.1 | 0501216322 (or 0501216924) |
Shift Actuator Valve / Control Valve | 1 Set | High-frequency companion item: Threaded directly to the side of the housing (1.0). Responsible for shifting between High/Low ranges. Replace if leaking or stiff. |
| 1.2 | 0501206195 | Selector Housing Gasket | 1 Pc | Placed between the aluminum shift cover and the main transmission housing. Must be renewed during overhaul to prevent top-side gear oil leaks. |
| 1.3 | 0636016082 | Gear Shift Shaft Double-Lip Oil Seal | 1-2 Pcs | Pressed into the housing where the shift shaft exits. If aged or cracked, gear oil will creep out along the external linkage rods, creating heavy oil sludge. |
| 1.4 | 1341207001 (per ZF repair kit) |
Range Cylinder Guide Sleeves & O-Rings Kit | 1 Set | Internal soft seal kit for the dual-stage range shifting cylinder within the aluminum housing. Crucial for eliminating internal air leakage/cross-bleeding. |
| 1.5 | 0501314949 | Shift Shaft Bushings & Bearings Set | 1 Set | Wear-resistant support bearings pressed inside the housing. Worn bearings cause sloppy gear stick play, blurred gear positions, or gear jumping (popping out). |
| 1.6 | 0736101344 | Gearbox Top Cover Fastening Bolts | 1 Set | Standard high-strength metric bolts (M8/M10, Class 10.9) used to securely clamp the selector housing (1.0) onto the transmission main case. |
| 1.7 | Consumable | Genuine ZF Manual Transmission Gear Oil | As Req. | ZF-Ecofluid M / 75W-80. Inspect for contamination during the top-cover overhaul, and top up the upper mechanism with clean fluid as needed. |
DETAILS
| DESCRIPTION | Gearbox Selector Housing Gear Shift Housing | PART NUMBER | 1341307010 |
| WEIGHT | 2kg | VOLUME |
440 mm × 200 mm × 180 mm |
| TRUCK MOLDE | FAST | QUALITY | Copy,High Copy, OEM,Original |
| MOQ | 1 | WARRANTY | 1 year |
| PAYMENT | TT/WESTEN UNION | SHIPMENT | by air/sea/railway |
| BRAND | SINOSACHS | PLACE OF ORIGIN | JINAN CITY,CHINA |
| STOCK | IN STOCK | APPLICABLE SITE | GEARBOX |
| PACKAGE | Carton/Woodenbox | PORT OF LANDING | Qingdao Port,China |
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